{"id":70729,"date":"2022-05-06T07:00:29","date_gmt":"2022-05-06T14:00:29","guid":{"rendered":"https:\/\/dhblog.dream.press\/blog\/?p=70729"},"modified":"2025-05-26T07:58:32","modified_gmt":"2025-05-26T14:58:32","slug":"pourquoi-tu-devrais-mettre-jour-ta-version-de-php-comment-le-faire-fr","status":"publish","type":"post","link":"https:\/\/www-dev.dreamhost.com\/blog\/fr\/pourquoi-tu-devrais-mettre-jour-ta-version-de-php-comment-le-faire-fr\/","title":{"rendered":"Pourquoi tu devrais mettre \u00e0 jour ta version de PHP (&#038; comment le faire)"},"content":{"rendered":"\n<p>Mettre \u00e0 jour r\u00e9guli\u00e8rement la copie de WordPress de ton site assure une haute performance et s\u00e9curit\u00e9 pour ton site web. Cependant, si tu oublies de mettre \u00e0 jour la version PHP de ton site, tu le rends vuln\u00e9rable aux pirates et aux potentiels goulets d&#8217;\u00e9tranglement de performance. A\u00efe !<\/p>\n\n\n<p>Heureusement, il est assez facile de v\u00e9rifier la version actuelle de PHP de ton site et de proc\u00e9der \u00e0 des mises \u00e0 jour si elle est obsol\u00e8te. Ce processus peut contribuer \u00e0 des <a href=\"https:\/\/www.dreamhost.com\/blog\/improve-core-web-vitals\/\" target=\"_blank\" rel=\"noopener\">temps de chargement plus rapides<\/a>, une <a href=\"https:\/\/www.dreamhost.com\/blog\/ultimate-guide-ssl-tls\/\" target=\"_blank\" rel=\"noopener\">s\u00e9curit\u00e9 am\u00e9lior\u00e9e<\/a>, et le support de nouvelles fonctionnalit\u00e9s.<\/p>\n\n\n<p>Cet article va discuter de ce qu&#8217;est PHP, et pourquoi tu devrais envisager de le mettre \u00e0 jour. Ensuite, nous allons te montrer comment v\u00e9rifier ta version actuelle de PHP et la mettre \u00e0 jour si n\u00e9cessaire. Commenceons !<\/p>\n\n\n<div class=\"article-newsletter article-newsletter--gradient\">\n\n\n<h2>Get Content Delivered Straight to Your Inbox<\/h2><p>Subscribe now to receive all the latest updates, delivered directly to your inbox.<\/p><form class=\"nwsl-form\" id=\"newsletter_block_\" novalidate><div class=\"messages\"><\/div><div class=\"form-group\"><label for=\"input_newsletter_block_\"><input type=\"email\"name=\"email\"id=\"input_newsletter_block_\"placeholder=\"Enter your email address\"novalidatedisabled=\"disabled\"\/><\/label><button type=\"submit\"class=\"btn btn--brand\"disabled=\"disabled\"><span>Sign Me Up!<\/span><svg width=\"21\" height=\"14\" viewBox=\"0 0 21 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path d=\"M13.8523 0.42524L12.9323 1.34521C12.7095 1.56801 12.7132 1.9304 12.9404 2.14865L16.7241 5.7823H0.5625C0.251859 5.7823 0 6.03416 0 6.3448V7.6573C0 7.96794 0.251859 8.2198 0.5625 8.2198H16.7241L12.9405 11.8535C12.7132 12.0717 12.7095 12.4341 12.9323 12.6569L13.8523 13.5769C14.072 13.7965 14.4281 13.7965 14.6478 13.5769L20.8259 7.39879C21.0456 7.17913 21.0456 6.82298 20.8259 6.60327L14.6477 0.42524C14.4281 0.205584 14.0719 0.205584 13.8523 0.42524Z\" fill=\"white\"\/>\n<\/svg>\n<\/button><\/div><\/form><\/div>\n\n<h2 id=\"h-an-introduction-to-php\" class=\"wp-block-heading\"><b>Une Introduction \u00c0 PHP<\/b><\/h2>\n\n\n<p><a href=\"https:\/\/help.dreamhost.com\/hc\/en-us\/articles\/214202188-PHP-overview\" target=\"_blank\" rel=\"noopener\">PHP<\/a> est un langage de programmation et de script qui joue un r\u00f4le important dans le d\u00e9veloppement WordPress. PHP prend les donn\u00e9es de la base de donn\u00e9es et les convertit en page web HTML chaque fois que quelqu&#8217;un visite ton site web.<\/p>\n\n\n<p>En tant que propri\u00e9taire de site web, tu pourrais ne jamais avoir besoin d&#8217;apprendre \u00e0 coder en PHP. Cependant, apr\u00e8s avoir t\u00e9l\u00e9charg\u00e9 WordPress, tu recevras automatiquement tous les <a href=\"https:\/\/www.dreamhost.com\/wordpress\/guide-to-wp-functions\/\" target=\"_blank\" rel=\"noopener\">fichiers PHP<\/a> qui constituent le c\u0153ur de WordPress :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1440\" height=\"1010\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-folder-ftp.jpg\" alt=\"Dossier WordPress dans un client FTP\" class=\"wp-image-33942 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-folder-ftp.jpg.webp 1440w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-folder-ftp-300x210.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-folder-ftp-1024x718.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-folder-ftp-768x539.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-folder-ftp-600x421.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-folder-ftp-1200x842.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-folder-ftp-730x512.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-folder-ftp-784x550.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-folder-ftp-877x615.jpg.webp 877w\" data-sizes=\"(max-width: 1440px) 100vw, 1440px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1440px; --smush-placeholder-aspect-ratio: 1440\/1010;\" \/><\/figure><\/div>\n\n<p>Bien que ces fichiers aient \u00e9t\u00e9 \u00e9crits pour toi \u2014&nbsp;et attendent juste ton contenu, tes th\u00e8mes et tes plugins \u2014 il existe des sc\u00e9narios o\u00f9 tu peux b\u00e9n\u00e9ficier de l&#8217;\u00e9dition de fichiers PHP :<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li>D\u00e9velopper un th\u00e8me ou un plugin personnalis\u00e9<\/li>\n\n\n\n<li>Manipuler des fichiers sur ton serveur<\/li>\n\n\n\n<li><a href=\"https:\/\/www.dreamhost.com\/blog\/how-to-fix-wordpress-database-connection-error\/\" target=\"_blank\" rel=\"noopener\">Connecter un site web \u00e0 une base de donn\u00e9es MySQL<\/a><\/li>\n\n\n<\/ul>\n\n\n<p>Puisque PHP est l&#8217;un des langages cl\u00e9s derri\u00e8re WordPress, <a href=\"https:\/\/learn.wordpress.org\/workshop\/making-a-plugin-inside-the-dashboard\/\" target=\"_blank\" rel=\"noopener\">apprendre un peu<\/a> \u00e0 travailler avec va \u00e9largir le champ des projets que tu es capable de r\u00e9aliser.<\/p>\n\n\n<p>Il est probable que tu n&#8217;auras pas \u00e0 modifier tes fichiers PHP. Pourtant, apprendre le langage peut \u00eatre utile pour les d\u00e9veloppeurs qui souhaitent cr\u00e9er de nouveaux logiciels ou des personnalisations.<\/p>\n\n\n\n\n<div class=\"single__related-article\">\n\t<span>Related Article<\/span>\n\t<div class=\"single__related-article__wrap\">\n\t\t<div class=\"single__related-article__title\">\n\t\t\tLearn WordPress, Fast: 25 Resources To Get You Started\n\t\t<\/div>\n\t\t<a href=\"https:\/\/www-dev.dreamhost.com\/blog\/learn-wordpress\/\" class=\"btn btn--sm btn--brand\" target=\"_blank\" rel=\"noopener\">\n\t\t\tRead More\n\t\t<\/a>\n\t<\/div>\n<\/div>\n\n<h2 id=\"h-why-you-should-update-your-php-version\" class=\"wp-block-heading\"><b>Pourquoi Tu Devrais Mettre \u00c0 Jour Ta Version De PHP<\/b><\/h2>\n\n\n<p>Tu pourrais d\u00e9j\u00e0 conna\u00eetre l&#8217;importance de mettre \u00e0 jour ton WordPress, tes th\u00e8mes et tes plugins. Il est \u00e9galement crucial de mettre \u00e0 jour r\u00e9guli\u00e8rement ta version de PHP.<\/p>\n\n\n<p>Actuellement, WordPress recommande de mettre \u00e0 jour votre version de PHP \u00e0 <a href=\"https:\/\/wordpress.org\/about\/requirements\/\" target=\"_blank\" rel=\"noopener\">au moins 7.4,<\/a> avec des performances encore meilleures possibles avec la 8.0. Ce n&#8217;est pas obligatoire, mais les versions plus anciennes peuvent avoir atteint leur fin de vie, ce qui signifie qu&#8217;elles ne b\u00e9n\u00e9ficient plus de support actif pour les corrections de bugs ou les mises \u00e0 jour de s\u00e9curit\u00e9.<\/p>\n\n\n<p>Voici les principaux avantages de la mise \u00e0 jour de tes sites vers la derni\u00e8re version de PHP :<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><b>Meilleure s\u00e9curit\u00e9 :<\/b> Les anciennes versions de PHP peuvent \u00eatre <a href=\"https:\/\/cybernews.com\/security\/unpatched-and-unprotected-more-than-80000-php-servers-are-vulnerable-to-cyberattacks\/\" target=\"_blank\" rel=\"noopener\">plus vuln\u00e9rables aux cyberattaques<\/a>.<\/li>\n\n\n\n<li><b>Performances am\u00e9lior\u00e9es :<\/b> La mise \u00e0 jour de PHP peut am\u00e9liorer les temps de chargement gr\u00e2ce \u00e0 des am\u00e9liorations du code interne et une r\u00e9duction de l&#8217;utilisation de la m\u00e9moire.<\/li>\n\n\n\n<li><b>Plus de support :<\/b> <a href=\"https:\/\/www.php.net\/supported-versions\" target=\"_blank\" rel=\"noopener\">Les versions actuellement support\u00e9es<\/a> b\u00e9n\u00e9ficient d&#8217;un support actif, avec des corrections r\u00e9guli\u00e8res de bugs et des mises \u00e0 jour de s\u00e9curit\u00e9.<\/li>\n\n\n<\/ul>\n\n\n<p>Prends-le de la part de notre Directeur des Op\u00e9rations Informatiques, <a href=\"https:\/\/www.dreamhost.com\/blog\/author\/dreamhostluke\/\" target=\"_blank\" rel=\"noopener\">Luke Odom<\/a>:<\/p>\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><i>\u201cUtiliser une version moderne et prise en charge de PHP est l&#8217;une des meilleures choses que tu peux faire pour la sant\u00e9, la s\u00e9curit\u00e9 et la vitesse de ton site web. Comparons une version obsol\u00e8te de PHP \u00e0 une vieille voiture. Certes, elle fonctionnera et t&#8217;am\u00e8nera du point A au point B, mais sans capteurs de s\u00e9curit\u00e9 modernes, technologie, efficacit\u00e9 \u00e9nerg\u00e9tique et navigation GPS, tu pourrais te retrouver dans des ennuis un peu plus facilement.\u201d<\/i><\/p>\n\n\n<\/blockquote>\n\n\n<p>Finalement, ton site web sera plus rapide et plus s\u00e9curis\u00e9 lorsqu&#8217;il fonctionnera sur la derni\u00e8re version de PHP. Si ton h\u00e9bergeur web ne fournit pas de mises \u00e0 jour automatiques pour ses clients, tu peux suivre ce processus manuel.<\/p>\n\n\n<p><style>.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }<\/style><\/p>\n\n\n<div class=\"embed-container\"><iframe data-src=\"https:\/\/www.youtube.com\/embed\/G_O-mxZAk-g\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" data-load-mode=\"1\"><\/iframe><\/div>\n\n\n<h2 id=\"h-how-to-check-your-current-php-version\" class=\"wp-block-heading\"><b>Comment V\u00e9rifier Ta Version Actuelle De PHP<\/b><\/h2>\n\n\n<p>Avant de commencer, tu devrais v\u00e9rifier quelle version de PHP est actuellement prise en charge par ton site web. Si tu as install\u00e9 WordPress 5.0 ou sup\u00e9rieur, tu peux voir ta version de PHP dans ton tableau de bord.<\/p>\n\n\n<p>Tout d&#8217;abord, rends-toi dans <i>Outils &gt; Sant\u00e9 du site<\/i>:<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"544\" height=\"428\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-tools-site-health.jpg\" alt=\"Sant\u00e9 du Site WordPress Tools\" class=\"wp-image-33944 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-tools-site-health.jpg.webp 544w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-tools-site-health-300x236.jpg 300w\" data-sizes=\"(max-width: 544px) 100vw, 544px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 544px; --smush-placeholder-aspect-ratio: 544\/428;\" \/><\/figure><\/div>\n\n<p>Sur la page <i>Sant\u00e9 du site<\/i>, clique sur <i>Info<\/i>. Ensuite, trouve la section <i>Serveur<\/i> :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1999\" height=\"1541\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/server-site-health-good-wordpress.jpg\" alt=\"voir la sant\u00e9 du site serveur dans WordPress\" class=\"wp-image-33941 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress.jpg.webp 1999w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/server-site-health-good-wordpress-300x231.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/server-site-health-good-wordpress-1024x789.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/server-site-health-good-wordpress-768x592.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/server-site-health-good-wordpress-1536x1184.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-600x463.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-1200x925.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-730x563.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-1460x1125.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-784x604.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-1568x1209.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-877x676.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/server-site-health-good-wordpress-1754x1352.jpg.webp 1754w\" data-sizes=\"(max-width: 1999px) 100vw, 1999px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1999px; --smush-placeholder-aspect-ratio: 1999\/1541;\" \/><\/figure><\/div>\n\n<p>Ici, tu devrais pouvoir voir ta version actuelle de PHP :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1588\" height=\"574\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/see-server-php-version.jpg\" alt=\"voir la version PHP de votre serveur\" class=\"wp-image-33940 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version.jpg.webp 1588w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/see-server-php-version-300x108.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/see-server-php-version-1024x370.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/see-server-php-version-768x278.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/see-server-php-version-1536x555.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-600x217.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-1200x434.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-730x264.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-1460x528.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-784x283.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-1568x567.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/see-server-php-version-877x317.jpg.webp 877w\" data-sizes=\"(max-width: 1588px) 100vw, 1588px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1588px; --smush-placeholder-aspect-ratio: 1588\/574;\" \/><\/figure><\/div>\n\n<p>Une autre m\u00e9thode simple pour v\u00e9rifier ta version de PHP consiste \u00e0 utiliser le panneau de contr\u00f4le de ton h\u00e9bergeur web. Pour les sites DreamHost, clique sur le bouton <i>G\u00e9rer<\/i> \u00e0 c\u00f4t\u00e9 de ton domaine :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1894\" height=\"908\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-panel-manage-website.jpg\" alt=\"g\u00e9rer les sites web dans le Panel DreamPress\" class=\"wp-image-33935 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website.jpg.webp 1894w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-panel-manage-website-300x144.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-panel-manage-website-1024x491.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-panel-manage-website-768x368.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-panel-manage-website-1536x736.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-600x288.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-1200x575.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-730x350.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-1460x700.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-784x376.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-1568x752.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-877x420.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-panel-manage-website-1754x841.jpg.webp 1754w\" data-sizes=\"(max-width: 1894px) 100vw, 1894px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1894px; --smush-placeholder-aspect-ratio: 1894\/908;\" \/><\/figure><\/div>\n\n<p>Ensuite, trouve la section intitul\u00e9e <i>PHP<\/i>. Cela affichera la version PHP de ton site :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1770\" height=\"360\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/modify-php-version.jpg\" alt=\"modifie ta version de PHP\" class=\"wp-image-33936 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version.jpg.webp 1770w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/modify-php-version-300x61.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/modify-php-version-1024x208.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/modify-php-version-768x156.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/modify-php-version-1536x312.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-600x122.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-1200x244.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-730x148.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-1460x297.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-784x159.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-1568x319.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-877x178.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/modify-php-version-1754x357.jpg.webp 1754w\" data-sizes=\"(max-width: 1770px) 100vw, 1770px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1770px; --smush-placeholder-aspect-ratio: 1770\/360;\" \/><\/figure><\/div>\n\n<p>La derni\u00e8re version de PHP est la 8.1 (avec <a href=\"https:\/\/www.dreamhost.com\/blog\/php-8-2\/\" target=\"_blank\" rel=\"noopener\">PHP 8.2<\/a> en chemin). Si tu as une version ant\u00e9rieure \u00e0 la 8.0 \u2014 la version que le projet WordPress sugg\u00e8re \u2014 tu peux proc\u00e9der avec les \u00e9tapes suivantes.<\/p>\n\n\n<h2 id=\"h-how-to-update-your-php-version-in-4-easy-steps\" class=\"wp-block-heading\"><b>Comment Mettre \u00c0 Jour Ta Version PHP (En 4 \u00c9tapes Faciles)<\/b><\/h2>\n\n\n<p>Une fois que tu d\u00e9cides de mettre \u00e0 jour ta version de PHP, nous te recommandons de prendre quelques pr\u00e9cautions. Tout d&#8217;abord, pense \u00e0 <a href=\"https:\/\/www.dreamhost.com\/blog\/10-important-reasons-to-perform-website-backup\/\" target=\"_blank\" rel=\"noopener\">sauvegarder ton site web<\/a>. Si quelque chose se passe mal, tu peux revenir \u00e0 ta version pr\u00e9c\u00e9dente de PHP et ensuite restaurer ton site \u00e0 partir de la version sauvegard\u00e9e.<\/p>\n\n\n<p>Ensuite, assure-toi que ton site web est enti\u00e8rement \u00e0 jour. Dans ton tableau de bord, va \u00e0 la page <i>Mises \u00e0 jour<\/i> et installe les derni\u00e8res versions de WordPress, des th\u00e8mes et des plugins :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1999\" height=\"1298\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-proxy-cache-plugin.jpg\" alt=\"Plugin de cache proxy WordPress\" class=\"wp-image-33943 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin.jpg.webp 1999w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-proxy-cache-plugin-300x195.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-proxy-cache-plugin-1024x665.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-proxy-cache-plugin-768x499.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/wordpress-proxy-cache-plugin-1536x997.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-600x390.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-1200x779.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-730x474.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-1460x948.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-784x509.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-1568x1018.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-877x569.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/wordpress-proxy-cache-plugin-1754x1139.jpg.webp 1754w\" data-sizes=\"(max-width: 1999px) 100vw, 1999px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1999px; --smush-placeholder-aspect-ratio: 1999\/1298;\" \/><\/figure><\/div>\n\n<p>Apr\u00e8s avoir pris ces mesures pr\u00e9ventives, tu peux commencer \u00e0 mettre \u00e0 jour manuellement ta version de PHP. Comme alternative plus simple, tu peux \u00e9galement <a href=\"https:\/\/help.dreamhost.com\/hc\/en-us\/articles\/215722447-Contacting-DreamHost-via-email\" target=\"_blank\" rel=\"noopener\">contacter ton fournisseur d&#8217;h\u00e9bergement<\/a>. L\u2019h\u00f4te peut g\u00e9n\u00e9ralement g\u00e9rer ce processus pour toi.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-1-create-a-staging-site\"><b>\u00c9tape 1 : Cr\u00e9er Un Site De Pr\u00e9production<\/b><\/h3>\n\n\n<p>Mettre \u00e0 jour ta version de PHP peut causer des conflits logiciels sur ton site web. Il est donc judicieux de tester la mise \u00e0 jour dans un environnement de pr\u00e9production. Cela cr\u00e9e un environnement s\u00e9par\u00e9 et s\u00e9curis\u00e9 pour impl\u00e9menter les changements plut\u00f4t que de compromettre ton site en direct.<\/p>\n\n\n<p>Selon ton fournisseur d&#8217;h\u00e9bergement, tu peux <a href=\"https:\/\/www.dreamhost.com\/blog\/website-staging-beginners-guide\/'\" target=\"_blank\" rel=\"noopener\">cr\u00e9er un site de pr\u00e9production<\/a> via ton panneau de contr\u00f4le. Pour ce tutoriel, nous utiliserons le panneau DreamHost.<\/p>\n\n\n<p>Si tu as un <a href=\"https:\/\/www.dreamhost.com\/wordpress\/managed\/\" target=\"_blank\" rel=\"noopener\">plan DreamHost g\u00e9r\u00e9<\/a>, tu peux configurer ton site de pr\u00e9production en quelques minutes. Il suffit d&#8217;ouvrir ton panneau de contr\u00f4le et de naviguer vers <i>WordPress &gt; Managed WordPress &gt; G\u00e9rer<\/i>:<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1999\" height=\"736\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-managed-wordpress-panel.jpg\" alt=\"R\u00e9glages DreamPress Managed WordPress dans le Panel\" class=\"wp-image-33934 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel.jpg.webp 1999w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-managed-wordpress-panel-300x110.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-managed-wordpress-panel-1024x377.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-managed-wordpress-panel-768x283.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreampress-managed-wordpress-panel-1536x566.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-600x221.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-1200x442.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-730x269.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-1460x538.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-784x289.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-1568x577.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-877x323.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreampress-managed-wordpress-panel-1754x646.jpg.webp 1754w\" data-sizes=\"(max-width: 1999px) 100vw, 1999px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1999px; --smush-placeholder-aspect-ratio: 1999\/736;\" \/><\/figure><\/div>\n\n<p>Sur la page suivante, va sur <i>Staging<\/i>. Ensuite, clique sur <i>Create Staging Site<\/i>:<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1910\" height=\"1260\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/create-staging-site-one-click-staging-dreampress.jpg\" alt=\"cr\u00e9er un site de pr\u00e9production en un clic avec l'h\u00e9bergement WordPress g\u00e9r\u00e9 DreamPress\" class=\"wp-image-33931 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress.jpg.webp 1910w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/create-staging-site-one-click-staging-dreampress-300x198.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/create-staging-site-one-click-staging-dreampress-1024x676.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/create-staging-site-one-click-staging-dreampress-768x507.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/create-staging-site-one-click-staging-dreampress-1536x1013.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-600x396.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-1200x792.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-730x482.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-1460x963.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-784x517.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-1568x1034.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-877x579.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/create-staging-site-one-click-staging-dreampress-1754x1157.jpg.webp 1754w\" data-sizes=\"(max-width: 1910px) 100vw, 1910px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1910px; --smush-placeholder-aspect-ratio: 1910\/1260;\" \/><\/figure><\/div>\n\n<p>Cela configurera ton site provisoire sur un sous-domaine g\u00e9n\u00e9r\u00e9 automatiquement. Apr\u00e8s cela, tu peux mettre \u00e0 jour ta version de PHP sans modifier ton site en direct.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-2-change-your-php-version\"><b>\u00c9tape 2 : Change Ta Version de PHP<\/b><\/h3>\n\n\n<p>Peu importe ton fournisseur d&#8217;h\u00e9bergement, tu peux g\u00e9n\u00e9ralement <a href=\"https:\/\/help.dreamhost.com\/hc\/en-us\/articles\/214895317-How-do-I-change-the-PHP-version-of-my-site-\" target=\"_blank\" rel=\"noopener\">changer la version PHP de ton site<\/a> via ton panneau de contr\u00f4le. Ce processus sera diff\u00e9rent selon ton h\u00f4te, mais tu devras rechercher un gestionnaire MultiPHP ou un s\u00e9lecteur PHP.<\/p>\n\n\n<p>Pour modifier ton site provisoire DreamHost, tu peux simplement faire d\u00e9filer vers le bas jusqu&#8217;\u00e0 la section <i>Configure PHP<\/i>. Cette section listera ta version actuelle de PHP et l&#8217;option de mise \u00e0 jour la plus r\u00e9cente :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1074\" height=\"550\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/change-php-version-8-1.jpg\" alt=\"changer la version de PHP\" class=\"wp-image-33929 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/change-php-version-8-1.jpg.webp 1074w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/change-php-version-8-1-300x154.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/change-php-version-8-1-1024x524.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/change-php-version-8-1-768x393.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/change-php-version-8-1-600x307.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/change-php-version-8-1-730x374.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/change-php-version-8-1-784x401.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/change-php-version-8-1-877x449.jpg.webp 877w\" data-sizes=\"(max-width: 1074px) 100vw, 1074px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1074px; --smush-placeholder-aspect-ratio: 1074\/550;\" \/><\/figure><\/div>\n\n<p>Pour mettre \u00e0 jour PHP, clique sur <i>Change PHP to v8.1<\/i>. Si cela r\u00e9ussit, cette section indiquera que ton site est \u00e0 jour :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1078\" height=\"542\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/configure-change-php-version.jpg\" alt=\"configure ta version de PHP\" class=\"wp-image-33930 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/configure-change-php-version.jpg.webp 1078w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/configure-change-php-version-300x151.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/configure-change-php-version-1024x515.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/configure-change-php-version-768x386.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/configure-change-php-version-600x302.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/configure-change-php-version-730x367.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/configure-change-php-version-784x394.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/configure-change-php-version-877x441.jpg.webp 877w\" data-sizes=\"(max-width: 1078px) 100vw, 1078px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1078px; --smush-placeholder-aspect-ratio: 1078\/542;\" \/><\/figure><\/div>\n\n<p>Bien que nous t&#8217;encouragions fortement \u00e0 tester les changements de version PHP dans un environnement de pr\u00e9production, tu peux modifier ta version PHP sur ton site web en direct. Pour ce faire, va dans <i>G\u00e9rer les Sites Web<\/i> dans ton DreamHost Panel. Ensuite, descends jusqu&#8217;\u00e0 <i>PHP<\/i> et clique sur la fl\u00e8che pour <i>Modifier<\/i>:<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1776\" height=\"920\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreamhost-panel-select-php-version.jpg\" alt=\"s\u00e9lectionner la version de PHP dans le Panel DreamHost\" class=\"wp-image-33933 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version.jpg.webp 1776w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreamhost-panel-select-php-version-300x155.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreamhost-panel-select-php-version-1024x530.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreamhost-panel-select-php-version-768x398.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/dreamhost-panel-select-php-version-1536x796.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-600x311.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-1200x622.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-730x378.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-1460x756.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-784x406.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-1568x812.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-877x454.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/dreamhost-panel-select-php-version-1754x909.jpg.webp 1754w\" data-sizes=\"(max-width: 1776px) 100vw, 1776px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1776px; --smush-placeholder-aspect-ratio: 1776\/920;\" \/><\/figure><\/div>\n\n<p>Enfin, s\u00e9lectionne la nouvelle version que tu souhaites ex\u00e9cuter sur ton site web. Clique sur <i>Changer de Version PHP<\/i> pour terminer le processus.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-3-look-for-conflicts\"><b>\u00c9tape 3 : Recherche de Conflits<\/b><\/h3>\n\n\n<p>Apr\u00e8s avoir mis \u00e0 jour ta version de PHP, nous recommandons de v\u00e9rifier tes plugins et th\u00e8mes pour des conflits. Mettre \u00e0 jour le PHP peut provoquer des <a href=\"https:\/\/www.dreamhost.com\/blog\/common-wordpress-errors\/\" target=\"_blank\" rel=\"noopener\">probl\u00e8mes courants<\/a> tels que l&#8217;\u00e9cran blanc de la mort ou des <a href=\"https:\/\/www.dreamhost.com\/blog\/how-to-fix-wordpress-internal-server-error\/\" target=\"_blank\" rel=\"noopener\">erreurs serveur interne 500<\/a>.<\/p>\n\n\n<p>Que tu aies mis \u00e0 jour un environnement de pr\u00e9production ou ton site en direct, visite le frontend pour voir si tout fonctionne correctement. Si tu remarques des erreurs apr\u00e8s avoir parcouru le site, tu devras commencer le d\u00e9pannage<\/p>\n\n\n<p>Une raison courante des erreurs WordPress est un conflit de Plugin. Lorsque des probl\u00e8mes surviennent, essaie de d\u00e9sactiver tous tes plugins en utilisant les <i>Actions group\u00e9es<\/i> sur ta page de <i>Plugins<\/i>:<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1494\" height=\"798\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/deactivate-wordpress-plugins.jpg\" alt=\"d\u00e9sactiver les plugins WordPress\" class=\"wp-image-33932 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins.jpg.webp 1494w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/deactivate-wordpress-plugins-300x160.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/deactivate-wordpress-plugins-1024x547.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/deactivate-wordpress-plugins-768x410.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins-600x320.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins-1200x641.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins-730x390.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins-1460x780.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins-784x419.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/deactivate-wordpress-plugins-877x468.jpg.webp 877w\" data-sizes=\"(max-width: 1494px) 100vw, 1494px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1494px; --smush-placeholder-aspect-ratio: 1494\/798;\" \/><\/figure><\/div>\n\n<p>Pour cibler le plugin en conflit, r\u00e9active chaque plugin un par un. Ensuite, tu peux t\u00e9l\u00e9charger un plugin similaire ou le supprimer s&#8217;il n&#8217;est pas n\u00e9cessaire.<\/p>\n\n\n<p>Si tu rencontres des probl\u00e8mes suppl\u00e9mentaires comme le <a href=\"https:\/\/www.dreamhost.com\/blog\/fix-wordpress-fatal-error-maximum-execution-time-exceeded\/\" target=\"_blank\" rel=\"noopener\">d\u00e9passement du temps d&#8217;ex\u00e9cution maximum<\/a> ou les <a href=\"https:\/\/www.dreamhost.com\/blog\/how-to-fix-wordpress-error-unavailable-scheduled-maintenance\/\" target=\"_blank\" rel=\"noopener\">erreurs du mode de maintenance<\/a>, tu pourrais avoir besoin de modifier ton fichier <i>wp-config.php<\/i>. Ce processus pourrait n\u00e9cessiter un d\u00e9pannage plus approfondi, tel que <a href=\"https:\/\/www.dreamhost.com\/blog\/how-to-fix-wordpress-memory-limit-error\/\" target=\"_blank\" rel=\"noopener\">augmenter ta limite de m\u00e9moire PHP<\/a>.<\/p>\n\n\n\n\n<div class=\"single__related-article\">\n\t<span>Related Article<\/span>\n\t<div class=\"single__related-article__wrap\">\n\t\t<div class=\"single__related-article__title\">\n\t\t\tHow To Fix the 503 Service Unavailable Error in WordPress\n\t\t<\/div>\n\t\t<a href=\"https:\/\/www-dev.dreamhost.com\/blog\/503-service-unavailable-error\/\" class=\"btn btn--sm btn--brand\" target=\"_blank\" rel=\"noopener\">\n\t\t\tRead More\n\t\t<\/a>\n\t<\/div>\n<\/div>\n\n<h3 class=\"wp-block-heading\" id=\"h-step-4-publish-changes-to-your-live-site\"><b>\u00c9tape 4 : Publier Les Modifications Sur Ton Site En Direct<\/b><\/h3>\n\n\n<p>Si tu as impl\u00e9ment\u00e9 une nouvelle version de PHP sur un site provisoire, il est temps de publier cette modification sur ton site web en direct. Habituellement, tu peux le faire dans le panneau de contr\u00f4le de ton h\u00e9bergeur.<\/p>\n\n\n<p>Par exemple, DreamHost propose un transfert simple en un clic de tes donn\u00e9es de pr\u00e9production vers ton site web. Une fois que tu es s\u00fbr d&#8217;avoir cibl\u00e9 tous les conflits potentiels, tu peux cliquer sur <i>Publier la Pr\u00e9production en Direct<\/i> :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"822\" height=\"594\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/push-staging-to-live.jpg\" alt=\"passer l'environnement de pr\u00e9production au direct\" class=\"wp-image-33939 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/push-staging-to-live.jpg.webp 822w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/push-staging-to-live-300x217.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/05\/push-staging-to-live-768x555.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/push-staging-to-live-600x434.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/push-staging-to-live-730x528.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/05\/push-staging-to-live-784x567.jpg.webp 784w\" data-sizes=\"(max-width: 822px) 100vw, 822px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 822px; --smush-placeholder-aspect-ratio: 822\/594;\" \/><\/figure><\/div>\n\n<p>Cela mettra \u00e0 jour avec succ\u00e8s la version PHP de ton site web. Comme tu as utilis\u00e9 un site de pr\u00e9production, tu n&#8217;auras pas \u00e0 t&#8217;inqui\u00e9ter des erreurs inattendues !<\/p>\n\n\n<h2 id=\"h-ready-for-an-upgrade\" class=\"wp-block-heading\"><b>Pr\u00eat Pour Une Mise \u00c0 Niveau ?<\/b><\/h2>\n\n\n<p>Tu pourrais h\u00e9siter \u00e0 mettre \u00e0 jour ta version de PHP parce que tu crains de casser ton site. Cependant, les mises \u00e0 jour de PHP am\u00e9liorent finalement la s\u00e9curit\u00e9 et la performance de ton site web. Tu peux facilement \u00e9viter tout conflit en testant les modifications avant de les rendre actives.<\/p>\n\n\n<p>Pour r\u00e9capituler, voici les quatre \u00e9tapes que tu peux suivre pour mettre \u00e0 jour la version PHP de ton site web :<\/p>\n\n\n<ol class=\"wp-block-list\">\n<li>Cr\u00e9e un site de pr\u00e9production.<\/li>\n\n\n\n<li>Change ta version PHP.<\/li>\n\n\n\n<li>Recherche des conflits.<\/li>\n\n\n\n<li>Publie les modifications sur ton site en direct.<\/li>\n\n\n<\/ol>\n\n\n<p>Bien que tu puisses mettre \u00e0 jour manuellement ta version de PHP, tu pr\u00e9f\u00e9reras peut-\u00eatre \u00e9viter de le faire pour chaque nouveau d\u00e9veloppement. Ici, chez DreamHost, nos plans de <a href=\"https:\/\/www.dreamhost.com\/pro-services\/management\/\" target=\"_blank\" rel=\"noopener\">maintenance de site Web<\/a> incluent d\u00e9sormais des mises \u00e0 jour automatiques de PHP ! De cette mani\u00e8re, tu peux te d\u00e9tendre et nous laisser g\u00e9rer ce processus.<\/p>\n\n\n<p><span style=\"font-weight: 400;\"><\/span><\/p>\n\n\n\n\n\n\n<div\n\tclass=\"article-cta-shared article-cta-small\"\n>\n    <div class=\"tr-img-wrap-outer jsLoading\"><img decoding=\"async\" class=\"js-img-lazy \" src=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/themes\/blog2018\/assets\/img\/lazy-loading-transparent.webp\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/themes\/blog2018\/assets\/img\/article-small-ad-cta-placeholder.webp 1x, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/themes\/blog2018\/assets\/img\/article-small-ad-cta-placeholder-x2.webp 2x\"  alt=\"Ad background image\" \/><\/div>\n\n\n\n\n  <div class=\"content-btm\">\n    <h2\n      class=\"h2--md\"\n    >\n      Gestion Facile De Site Web\n    <\/h2>\n    <p\n      class=\"p--md\"\n    >\n      Laisse-nous g\u00e9rer le backend \u2014 nous allons g\u00e9rer et surveiller ton site pour qu\u2019il soit s\u00fbr, s\u00e9curis\u00e9 et toujours disponible.\n    <\/p>\n\n            <a\n            href=\"https:\/\/www.dreamhost.com\/pro-services\/management\/\"\n                        class=\"btn btn--white-outline btn--sm btn--round\"\n                                    target=\"_blank\"\n            rel=\"noopener noreferrer\"\n            >\n                            En Savoir Plus                    <\/a>\n\n  <\/div>\n<\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Mettre r\u00e9guli\u00e8rement \u00e0 jour la copie de WordPress de ton site garantit un niveau \u00e9lev\u00e9 de performance et de s\u00e9curit\u00e9 pour ton site web. Si tu oublies cependant de mettre \u00e0 jour la version PHP de ton site, tu rends ton site vuln\u00e9rable aux pirates informatiques et aux \u00e9ventuels goulets d&#8217;\u00e9tranglement de performance. A\u00efe ! Heureusement, il est assez facile de v\u00e9rifier la version PHP actuelle de ton site et [\u2026]<\/p>\n","protected":false},"author":1062,"featured_media":33923,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_metadesc":"Une version obsol\u00e8te de PHP pourrait te rendre vuln\u00e9rable aux piratages et aux probl\u00e8mes de performances. Dans cet article, nous couvrons les raisons de la mise \u00e0 niveau et comment le faire. Allons-y.","toc_headlines":"[[\"h-an-introduction-to-php\",\"Une Introduction \u00c0 PHP\"],[\"h-why-you-should-update-your-php-version\",\"Pourquoi Tu Devrais Mettre \u00c0 Jour Ta Version De PHP\"],[\"h-how-to-check-your-current-php-version\",\"Comment V\u00e9rifier Ta Version Actuelle De PHP\"],[\"h-how-to-update-your-php-version-in-4-easy-steps\",\"Comment Mettre \u00c0 Jour Ta Version PHP (En 4 \u00c9tapes Faciles)\"],[\"h-ready-for-an-upgrade\",\"Pr\u00eat Pour Une Mise \u00c0 Niveau ?\"]]","hide_toc":false,"footnotes":""},"categories":[15001,14995],"tags":[],"class_list":["post-70729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web-hosting-fr","category-tutorials-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Pourquoi tu devrais mettre \u00e0 jour ta version de PHP (&amp; comment le faire) - DreamHost Blog<\/title>\n<meta name=\"description\" content=\"Une version obsol\u00e8te de PHP pourrait te rendre vuln\u00e9rable aux piratages et aux probl\u00e8mes de performances. 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