{"id":57,"date":"2014-12-16T11:47:00","date_gmt":"2014-12-16T10:47:00","guid":{"rendered":"https:\/\/www.cefii.fr\/blog\/2023\/01\/16\/astuce-php-effectuer-point-arret-2\/"},"modified":"2023-02-01T12:14:19","modified_gmt":"2023-02-01T11:14:19","slug":"astuce-php-effectuer-point-arret-2","status":"publish","type":"post","link":"https:\/\/www.cefii.fr\/blog\/astuce-php-effectuer-point-arret-2\/","title":{"rendered":"Astuce PHP : effectuer un point d&rsquo;arr\u00eat"},"content":{"rendered":"\n<p>Le PHP est un langage de script qui s&rsquo;ex\u00e9cute sur le serveur Web et qui produit du HTML automatiquement. Cela signifie que <strong>PHP<\/strong> g\u00e8re les informations dynamiques des pages Web en s&rsquo;ins\u00e9rant dans les parties statiques du HTML. <strong>PHP<\/strong> va faire la jonction entre le serveur et les donn\u00e9es stock\u00e9es (en <strong>d\u00e9veloppement Web<\/strong>, <strong>PHP<\/strong> est souvent associ\u00e9 au Syst\u00e8me de Gestion de Bases de Donn\u00e9es (SGBD) <strong>MySQL<\/strong>).<\/p>\n\n\n\n<p><strong>Cette semaine, nous vous proposons une petite astuce PHP qui est plus une astuce de programmation g\u00e9n\u00e9rale ou de d\u00e9bogage que propre au PHP.<\/strong><\/p>\n\n\n\n<p>Lorsque vous \u00eates \u00ab&nbsp;perdu&nbsp;\u00bb dans votre code et le contenu de vos variables, ou pire encore, persuad\u00e9 qu&rsquo;une variable contient une certaine valeur, il est n\u00e9cessaire de faire une pause dans le programme et d&rsquo;effectuer un point d&rsquo;arr\u00eat.<\/p>\n\n\n\n<p>Le point d&rsquo;arr\u00eat, c&rsquo;est tout simplement arr\u00eater un programme avec la fonction <em>exit<\/em>.<\/p>\n\n\n\n<p>Rien de bien utile si on n&rsquo;affiche rien, mais \u00e0 la suite d&rsquo;une fonction <em>var_dump<\/em> qui va vous permettre de conna\u00eetre le type et le contenu d&rsquo;une variable cela prend tout son sens&nbsp;!<\/p>\n\n\n\n<p>Donc inutile d&rsquo;insister quand \u00e7a ne marche pas&nbsp;: on se pose et on regarde le contenu de la variable en question avec&nbsp;:<\/p>\n\n\n\n<p>var_dump($a);<\/p>\n\n\n\n<p>exit;<\/p>\n\n\n\n<p>Il y a de grandes chances que votre probl\u00e8me se solutionne rapidement&nbsp;! &nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le PHP est un langage de script qui s&rsquo;ex\u00e9cute sur le serveur Web et qui produit du HTML automatiquement. Cela signifie que <strong>PHP<\/strong> g\u00e8re les informations dynamiques des pages Web en s&rsquo;ins\u00e9rant dans les parties statiques du HTML. <strong>PHP<\/strong> va faire la jonction entre le serveur et les donn\u00e9es stock\u00e9es (en <strong>d\u00e9veloppement Web<\/strong>, <strong>PHP<\/strong> est souvent associ\u00e9 au Syst\u00e8me de Gestion de Bases de Donn\u00e9es (SGBD) <strong>MySQL<\/strong>).<\/p>\n","protected":false},"author":1,"featured_media":381,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[5],"tags":[],"class_list":["post-57","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-developpement-web"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Astuce PHP : effectuer un point d&#039;arr\u00eat - Blog du CEFii<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cefii.fr\/blog\/astuce-php-effectuer-point-arret-2\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Astuce PHP : effectuer un point d&#039;arr\u00eat - Blog du CEFii\" \/>\n<meta property=\"og:description\" content=\"Le PHP est un langage de script qui s&#039;ex\u00e9cute sur le serveur Web et qui produit du HTML automatiquement. Cela signifie que PHP g\u00e8re les informations dynamiques des pages Web en s&#039;ins\u00e9rant dans les parties statiques du HTML. PHP va faire la jonction entre le serveur et les donn\u00e9es stock\u00e9es (en d\u00e9veloppement Web, PHP est souvent associ\u00e9 au Syst\u00e8me de Gestion de Bases de Donn\u00e9es (SGBD) MySQL).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.cefii.fr\/blog\/astuce-php-effectuer-point-arret-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog du CEFii\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/CEFiiWeb\" \/>\n<meta property=\"article:published_time\" content=\"2014-12-16T10:47:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-02-01T11:14:19+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.cefii.fr\/blog\/wp-content\/uploads\/2023\/01\/CEFII-astuce-PHP.png\" \/>\n\t<meta property=\"og:image:width\" content=\"200\" \/>\n\t<meta property=\"og:image:height\" content=\"95\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"charly\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"charly\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/\"},\"author\":{\"name\":\"charly\",\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/#\\\/schema\\\/person\\\/96f21e4cb9b71e858dbfd4e83826b0ef\"},\"headline\":\"Astuce PHP : effectuer un point d&rsquo;arr\u00eat\",\"datePublished\":\"2014-12-16T10:47:00+00:00\",\"dateModified\":\"2023-02-01T11:14:19+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/\"},\"wordCount\":244,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/CEFII-astuce-PHP.png\",\"articleSection\":[\"D\u00e9veloppement Web\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/\",\"url\":\"https:\\\/\\\/www.cefii.fr\\\/blog\\\/astuce-php-effectuer-point-arret-2\\\/\",\"name\":\"Astuce PHP : effectuer un point d'arr\u00eat - 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