{"id":2509,"date":"2025-07-17T09:46:55","date_gmt":"2025-07-17T08:46:55","guid":{"rendered":"https:\/\/workboot.fr\/ciela\/?page_id=2509"},"modified":"2025-07-17T14:33:52","modified_gmt":"2025-07-17T13:33:52","slug":"enum","status":"publish","type":"page","link":"https:\/\/workboot.fr\/ciela\/enum\/","title":{"rendered":"enum, pour \u00e9num\u00e9rer"},"content":{"rendered":"\n<nav aria-label=\"Table des mati\u00e8res\" class=\"wp-block-table-of-contents\"><ol><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#definition-de-enum\">\ud83d\udcd8 D\u00e9finition de enum :<\/a><ol><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#exemple\">\ud83e\udde0 Exemple :<\/a><\/li><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#utilisation-dans-le-code\">\ud83e\uddd1\u200d\ud83d\udcbb Utilisation dans le code :<\/a><\/li><\/ol><\/li><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#exemple-concret\">Exemple concret:<\/a><ol><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#cas-binaire-autre-exemple\">Cas binaire ! autre exemple<\/a><\/li><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#avantages-de-enum\">\u2705 Avantages de enum<\/a><\/li><li><a class=\"wp-block-table-of-contents__entry\" href=\"https:\/\/workboot.fr\/ciela\/enum\/#en-resume\">\ud83d\udccc En r\u00e9sum\u00e9 :<\/a><\/li><\/ol><\/li><\/ol><\/nav>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"definition-de-enum\">\ud83d\udcd8 D\u00e9finition de <code>enum<\/code> :<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><code>enum<\/code><\/strong> (abr\u00e9viation de <em>enumeration<\/em>) est un <strong>type de donn\u00e9es<\/strong> en langage C qui permet de <strong>d\u00e9finir un ensemble de constantes enti\u00e8res nomm\u00e9es<\/strong>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Cela sert \u00e0 <strong>rendre le code plus lisible<\/strong> en rempla\u00e7ant des nombres magiques par des noms significatifs.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"exemple\">\ud83e\udde0 Exemple :<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>enum Couleur {\n    ROUGE,   \/\/ vaut 0\n    VERT,    \/\/ vaut 1\n    BLEU     \/\/ vaut 2\n};<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ici, <code>ROUGE<\/code>, <code>VERT<\/code> et <code>BLEU<\/code> sont des <strong>constantes enti\u00e8res<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Par d\u00e9faut :\n<ul class=\"wp-block-list\">\n<li><code>ROUGE = 0<\/code><\/li>\n\n\n\n<li><code>VERT = 1<\/code><\/li>\n\n\n\n<li><code>BLEU = 2<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tu peux aussi <strong>attribuer des valeurs personnalis\u00e9es<\/strong> :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>enum Couleur {\n    ROUGE = 1,\n    VERT = 3,\n    BLEU = 5\n};<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"utilisation-dans-le-code\">\ud83e\uddd1\u200d\ud83d\udcbb Utilisation dans le code :<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>enum Couleur maCouleur;\nmaCouleur = VERT;\n\nif (maCouleur == VERT) {\n    printf(\"C'est vert !\\n\");\n}<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"exemple-concret\">Exemple concret:<\/h1>\n\n\n\n<pre><span style=\"color:#A347BA\">#include <\/span><span style=\"color:#C01C28\">&lt;stdio.h&gt;<\/span>\n<span style=\"color:#A347BA\">#include <\/span><span style=\"color:#C01C28\">&lt;stdlib.h&gt;<\/span>\n\n<span style=\"color:#12488B\">\/* D\u00e9finition de l&apos;\u00e9num\u00e9ration *\/<\/span>\n<span style=\"color:#26A269\">enum<\/span> Jour {\n    LUNDI,\n    MARDI,\n    MERCREDI,\n    JEUDI,\n    VENDREDI,\n    SAMEDI,\n    DIMANCHE\n};\n\n<span style=\"color:#26A269\">int<\/span> main() {\n    <span style=\"color:#26A269\">enum<\/span> Jour aujourdhui = MERCREDI;\n\n    <span style=\"color:#A2734C\">switch<\/span> (aujourdhui) {\n        <span style=\"color:#A2734C\">case<\/span> LUNDI:\n            printf(<span style=\"color:#C01C28\">&quot;C&apos;est lundi<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n            <span style=\"color:#A2734C\">break<\/span>;\n        <span style=\"color:#A2734C\">case<\/span> MARDI:\n            printf(<span style=\"color:#C01C28\">&quot;C&apos;est mardi<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n            <span style=\"color:#A2734C\">break<\/span>;\n        <span style=\"color:#A2734C\">case<\/span> MERCREDI:\n            printf(<span style=\"color:#C01C28\">&quot;C&apos;est mercredi<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n            <span style=\"color:#A2734C\">break<\/span>;\n        <span style=\"color:#A2734C\">case<\/span> JEUDI:\n            printf(<span style=\"color:#C01C28\">&quot;C&apos;est jeudi<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n            <span style=\"color:#A2734C\">break<\/span>;\n        <span style=\"color:#A2734C\">case<\/span> VENDREDI:\n            printf(<span style=\"color:#C01C28\">&quot;C&apos;est vendredi<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n            <span style=\"color:#A2734C\">break<\/span>;\n        <span style=\"color:#A2734C\">case<\/span> SAMEDI:\n        <span style=\"color:#A2734C\">case<\/span> DIMANCHE:\n            printf(<span style=\"color:#C01C28\">&quot;C&apos;est le week-end<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n            <span style=\"color:#A2734C\">break<\/span>;\n        <span style=\"color:#A2734C\">default<\/span>:\n            printf(<span style=\"color:#C01C28\">&quot;Jour inconnu<\/span><span style=\"color:#A347BA\">\\n<\/span><span style=\"color:#C01C28\">&quot;<\/span>);\n    }\n\n    <span style=\"color:#A2734C\">return<\/span> <span style=\"color:#C01C28\">EXIT_SUCCESS<\/span>;\n}\n\n&quot;enum.c&quot; 44L, 844B                                                                                                                                                                               44,0-1       Tout\n<span style=\"background-color:#26A269\"><span style=\"color:#171421\">[albert] 0:bash  1:bash  2:bash- 3:ssh*                                                                                                                                                &quot;workboot&quot; 10:41 17-juil.-25<\/span><\/span>\n<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"cas-binaire-autre-exemple\">Cas binaire ! autre exemple<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;stdio.h>\n\nenum Etat {\n    OFF = 0,\n    ON  = 1\n};\n\nint main() {\n    enum Etat lampe = ON;\n\n    if (lampe == ON) {\n        printf(\"La lampe est allum\u00e9e.\\n\");\n    } else {\n        printf(\"La lampe est \u00e9teinte.\\n\");\n    }\n\n    return 0;\n}<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>Lampe : ON<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"avantages-de-enum\">\u2705 Avantages de <code>enum<\/code><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Avantage<\/th><th>Pourquoi c\u2019est utile<\/th><\/tr><\/thead><tbody><tr><td>\ud83d\udd24 Lisibilit\u00e9<\/td><td>Tu remplaces des chiffres par des mots<\/td><\/tr><tr><td>\ud83d\udeab Moins d&rsquo;erreurs<\/td><td>Tu \u00e9vites de m\u00e9langer des valeurs sans sens<\/td><\/tr><tr><td>\ud83d\udd01 Compatible avec <code>switch<\/code><\/td><td>Tr\u00e8s pratique dans les menus ou \u00e9tats<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"en-resume\">\ud83d\udccc En r\u00e9sum\u00e9 :<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Un <code>enum<\/code> est un type d\u00e9fini par le programmeur qui associe des <strong>noms symboliques<\/strong> \u00e0 des <strong>valeurs enti\u00e8res<\/strong>.<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udcd8 D\u00e9finition de enum : enum (abr\u00e9viation de enumeration) est un type de donn\u00e9es en langage C qui permet de d\u00e9finir un ensemble de constantes enti\u00e8res nomm\u00e9es. Cela sert \u00e0 rendre le code plus lisible en rempla\u00e7ant des nombres magiques par des noms significatifs. \ud83e\udde0 Exemple : Ici, ROUGE, VERT et BLEU sont des constantes [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-2509","page","type-page","status-publish","hentry"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false},"uagb_author_info":{"display_name":"admin","author_link":"https:\/\/workboot.fr\/ciela\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"\ud83d\udcd8 D\u00e9finition de enum : enum (abr\u00e9viation de enumeration) est un type de donn\u00e9es en langage C qui permet de d\u00e9finir un ensemble de constantes enti\u00e8res nomm\u00e9es. Cela sert \u00e0 rendre le code plus lisible en rempla\u00e7ant des nombres magiques par des noms significatifs. \ud83e\udde0 Exemple : Ici, ROUGE, VERT et BLEU sont des constantes\u2026","_links":{"self":[{"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/pages\/2509","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/comments?post=2509"}],"version-history":[{"count":6,"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/pages\/2509\/revisions"}],"predecessor-version":[{"id":2541,"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/pages\/2509\/revisions\/2541"}],"wp:attachment":[{"href":"https:\/\/workboot.fr\/ciela\/wp-json\/wp\/v2\/media?parent=2509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}