{"id":49,"date":"2017-07-13T19:36:40","date_gmt":"2017-07-13T17:36:40","guid":{"rendered":"https:\/\/numa-bord.com\/miniblog\/?p=49"},"modified":"2017-07-13T19:36:40","modified_gmt":"2017-07-13T17:36:40","slug":"snippet-php-generer-chaine-aleatoirement","status":"publish","type":"post","link":"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/","title":{"rendered":"Snippet PHP : G\u00e9n\u00e9rer une chaine al\u00e9atoirement"},"content":{"rendered":"

Exemple d’une fonction permettant de g\u00e9n\u00e9rer une chaine al\u00e9atoire, avec le nombre de caract\u00e8res et les caract\u00e8res utilis\u00e9s param\u00e9trable.<\/p>\n

On imagine cette fonction dans une class \u00ab\u00a0Misc\u00a0\u00bb qui pourrait contenir d’autre fonctions utilitaires vari\u00e9es.<\/p>\n

class<\/span> Misc {<\/span>
\n
\n    \/**
\n     * G\u00e9n\u00e9rer une chaine al\u00e9atoire de $lenght caract\u00e8res, utilisant les $characters
\n     *\/<\/span>
\n    public<\/span> static function<\/span> randomString(<\/span>$length<\/span> =<\/span> 20<\/span>,<\/span> $characters<\/span> =<\/span> 'abcdefghijklmnopqrstuvwxyz0123456789'<\/span>)<\/span> {<\/span>
\n        $charactersLength<\/span> =<\/span> strlen<\/span><\/a>(<\/span>$characters<\/span>)<\/span>;<\/span>
\n        $randomString<\/span> =<\/span> ''<\/span>;<\/span>
\n        for<\/span> (<\/span>$i<\/span> =<\/span> 0<\/span>;<\/span> $i<\/span> <<\/span> $length<\/span>;<\/span> $i<\/span>++<\/span>)<\/span> {<\/span>
\n            $randomString<\/span> .=<\/span> $characters<\/span>[<\/span>rand<\/span><\/a>(<\/span>0<\/span>,<\/span> $charactersLength<\/span> -<\/span> 1<\/span>)<\/span>]<\/span>;<\/span>
\n        }<\/span>
\n        return<\/span> $randomString<\/span>;<\/span>
\n    }<\/span>
\n
\n}<\/span><\/div><\/div>\n

Utilisation :<\/p>\n

Misc::<\/span>randomString<\/span>(<\/span>)<\/span>;<\/span>\/\/retourne une chaine du type "8iplqu8fkz4d4ffn83sy"<\/span><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"

Exemple d’une fonction permettant de g\u00e9n\u00e9rer une chaine al\u00e9atoire, avec le nombre de caract\u00e8res et les caract\u00e8res utilis\u00e9s param\u00e9trable. On imagine cette fonction dans une class \u00ab\u00a0Misc\u00a0\u00bb qui pourrait contenir d’autre fonctions utilitaires vari\u00e9es. class Misc {     \/**      * G\u00e9n\u00e9rer une chaine al\u00e9atoire de $lenght caract\u00e8res, utilisant les $characters     […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2,7],"tags":[],"class_list":["post-49","post","type-post","status-publish","format-standard","hentry","category-developpement","category-php"],"acf":[],"yoast_head":"\nSnippet PHP : G\u00e9n\u00e9rer une chaine al\u00e9atoirement - Pense b\u00eate d'un d\u00e9veloppeur web<\/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:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Snippet PHP : G\u00e9n\u00e9rer une chaine al\u00e9atoirement - Pense b\u00eate d'un d\u00e9veloppeur web\" \/>\n<meta property=\"og:description\" content=\"Exemple d’une fonction permettant de g\u00e9n\u00e9rer une chaine al\u00e9atoire, avec le nombre de caract\u00e8res et les caract\u00e8res utilis\u00e9s param\u00e9trable. On imagine cette fonction dans une class \u00ab\u00a0Misc\u00a0\u00bb qui pourrait contenir d’autre fonctions utilitaires vari\u00e9es. class Misc {     \/**      * G\u00e9n\u00e9rer une chaine al\u00e9atoire de $lenght caract\u00e8res, utilisant les $characters     […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/\" \/>\n<meta property=\"og:site_name\" content=\"Pense b\u00eate d'un d\u00e9veloppeur web\" \/>\n<meta property=\"article:published_time\" content=\"2017-07-13T17:36:40+00:00\" \/>\n<meta name=\"author\" content=\"Numa\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Numa\" \/>\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:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/\"},\"author\":{\"name\":\"Numa\",\"@id\":\"https:\/\/numa-bord.com\/miniblog\/#\/schema\/person\/f9d00acd1703f17e5a6895283eb46a7e\"},\"headline\":\"Snippet PHP : G\u00e9n\u00e9rer une chaine al\u00e9atoirement\",\"datePublished\":\"2017-07-13T17:36:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/\"},\"wordCount\":113,\"commentCount\":1,\"articleSection\":[\"D\u00e9veloppement\",\"PHP\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/\",\"url\":\"https:\/\/numa-bord.com\/miniblog\/snippet-php-generer-chaine-aleatoirement\/\",\"name\":\"Snippet PHP : G\u00e9n\u00e9rer une chaine al\u00e9atoirement - 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