{"id":512,"date":"2020-05-05T14:57:06","date_gmt":"2020-05-05T13:57:06","guid":{"rendered":"https:\/\/bastienmalahieude.fr\/?p=512"},"modified":"2020-05-05T17:37:26","modified_gmt":"2020-05-05T16:37:26","slug":"php-premiere-lettre-des-mots-en-majuscule","status":"publish","type":"post","link":"https:\/\/bastienmalahieude.fr\/es\/php-premiere-lettre-des-mots-en-majuscule\/","title":{"rendered":"Mettre la premi\u00e8re lettre des mots en majuscule"},"content":{"rendered":"<p>Dans cet article nous allons voir comment mettre la premi\u00e8re lettre de tous les mots d&#8217;une phrase, ou d&#8217;un nom propre en majuscule. Cet article est le 3<sup>eme\u00a0<\/sup>de ma s\u00e9rie sur les fonctions php utiles. Vous pouvez retrouver les deux premiers ici : <a href=\"https:\/\/bastienmalahieude.fr\/importer-un-fichier-csv-en-tableau-php\/\">Importer un fichier CSV en PHP<\/a> et <a href=\"https:\/\/bastienmalahieude.fr\/exporter-tableau-php-csv-excel\/\">Exporter un tableau PHP en CSV<\/a>.<\/p>\n<p>Nous allons donc transformer une cha\u00eene au format <strong>Jean-MARIE De la rue\u00a0<\/strong>en\u00a0<strong>Jean-Marie De La<\/strong> <strong>Rue<\/strong>.<\/p>\n<p>Pour cela nous allons cr\u00e9er une fonction <em>uc_first<\/em> qui prend en entr\u00e9e le nom de l&#8217;utilisateur et ressort une cha\u00eene de caract\u00e8re correctement format\u00e9e. Cette fonction prend deux param\u00e8tres, mais seul le 1er est obligatoire :<\/p>\n<ul>\n<li><strong>$name<\/strong> : Ce param\u00e8tre est le nom que l&#8217;on souhaite transformer<\/li>\n<li>$<strong>delimiters<\/strong> : Les d\u00e9limiteurs que vous souhaitez utiliser. Par d\u00e9faut, les d\u00e9limiteurs sont le tiret &#8220;-&#8221; et l&#8217;espace &#8221; &#8220;<\/li>\n<\/ul>\n<pre> function uc_first($name)\r\n{\r\n\/\/ @TODO Do something here\r\n}<\/pre>\n<p>Dans un premier temps nous allons s\u00e9curiser que le param\u00e8tre n&#8217;est pas\u00a0<em>null<\/em>. Cette \u00e9tape n&#8217;est pas obligatoire mais peut vous \u00e9viter des erreurs.<\/p>\n<pre>if(null === $name) {\r\n    return $name;\r\n}<\/pre>\n<h3>Description du processus<\/h3>\n<p>Ensuite, nous allons effectuer deux \u00e9tapes :<\/p>\n<ul>\n<li>D\u00e9couper la cha\u00eene en fonction des d\u00e9limiteurs. Pour cette \u00e9tape on va utiliser la fonction\u00a0<a href=\"https:\/\/www.php.net\/manual\/fr\/function.preg-split.php\"><em>preg_split<\/em><\/a> avec une expression r\u00e9guli\u00e8re.<\/li>\n<li>Mettre tous les mots d\u00e9coup\u00e9s avec la 1<sup>\u00e8re<\/sup> lettre en majuscule.<\/li>\n<\/ul>\n<p>Nous allons donc cr\u00e9er le pattern de l&#8217;expression r\u00e9guli\u00e8re :<\/p>\n<pre>$pattern = \"#([$delimiters])#\";<\/pre>\n<p>Ensuite, on r\u00e9cup\u00e8re dans un tableau tous les \u00e9l\u00e9ments d\u00e9coup\u00e9s en fonction des d\u00e9limiteurs :<\/p>\n<pre>$chunks = preg_split($pattern, $name,-1, PREG_SPLIT_DELIM_CAPTURE);<\/pre>\n<p>Utiliser le flag PREG_SPLIT_DELIM_CAPTURE permet de qui permet de r\u00e9cup\u00e9rer dans notre tableau d\u00e9coup\u00e9, les d\u00e9limiteurs pass\u00e9s.<\/p>\n<h3>Tout mettre en majuscule !<\/h3>\n<p>Enfin, sur chacun des \u00e9l\u00e9ments r\u00e9cup\u00e9r\u00e9s, on passe la cha\u00eene en minuscule avec\u00a0<a href=\"https:\/\/www.php.net\/manual\/fr\/function.strtolower.php\"><em>strtolower<\/em><\/a>, puis le 1<sup>er<\/sup> caract\u00e8re en majuscule avec\u00a0<a href=\"https:\/\/www.php.net\/manual\/fr\/function.ucfirst.php\"><em>ucfirst<\/em><\/a>.<\/p>\n<pre>foreach ($chunks as &amp;$n) {\r\n    $n = ucfirst(strtolower($n));\r\n}<\/pre>\n<p>On utilise ici le caract\u00e8re <em>&amp;<\/em> dans notre boucle pour cr\u00e9er une r\u00e9f\u00e9rence avec l&#8217;\u00e9l\u00e9ment pr\u00e9sent dans le tableau <em>$chunks<\/em>. Ce qui a pour cons\u00e9quence de modifier la valeur originale du tableau d\u00e8s lors que l&#8217;on modifie la valeur de $n<\/p>\n<p>Enfin, la derni\u00e8re \u00e9tape consiste \u00e0 assembler \u00e0 nouveau tous les \u00e9l\u00e9ments puis retourner la cha\u00eene recr\u00e9\u00e9e :<\/p>\n<pre>$name = implode('',$chunks);\r\n\r\nreturn $name;<\/pre>\n<h2>FONCTION PHP COMPL\u00c8TE<\/h2>\n<p>La fonction finale que l\u2019on vient de cr\u00e9er est la suivante\u00a0:<\/p>\n<pre>\/**\r\n *\r\n * This function allows you to add a capitalize letter to every letter of a word.\r\n *\r\n * @Exemple : \"Jean-MARIE De la rue\" will become \"Jean-Marie De La Rue\"\r\n *\r\n * @param string|null $name\r\n * @param string $delimiters\r\n *\r\n * @return string|null\r\n *\/\r\nfunction uc_first($name,$delimiters = \" -\")\r\n{\r\n    \/\/ Return null name is not defined\r\n    if(null === $name) {\r\n        return $name;\r\n    }\r\n\r\n    \/\/ Here we use \"-\" and \" \" as separators. You can add every separator you want\r\n    $pattern = \"#([$delimiters])#\";\r\n\r\n    \/\/ Explode the string linked according to the pattern\r\n    $chunks = preg_split($pattern, $name,-1, PREG_SPLIT_DELIM_CAPTURE);\r\n\r\n    \/\/ On every chunk, we first put everything lowercase then uppercase the 1st character\r\n    foreach ($chunks as &amp;$n) {\r\n        $n = ucfirst(strtolower($n));\r\n    }\r\n\r\n    \/\/ We re-link everything together\r\n    $name = implode('',$chunks);\r\n\r\n    return $name;\r\n}<\/pre>\n<p>Le code est disponible sur github dans le repository\u00a0<a href=\"https:\/\/github.com\/Xusifob\/lib\">xusifob\/lib<\/a><\/p>\n<p>N\u2019h\u00e9sitez pas \u00e0 laisser votre avis dans les commentaires ci-dessous !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans cet article nous allons voir comment mettre la premi\u00e8re lettre de tous les mots d&#8217;une phrase, ou d&#8217;un nom propre en majuscule. Cet article est le 3eme\u00a0de ma s\u00e9rie sur les fonctions php utiles. Vous pouvez retrouver les deux premiers ici : Importer un fichier CSV en PHP et Exporter un tableau PHP en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":515,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,23,22],"tags":[],"translation":{"provider":"WPGlobus","version":"2.12.2","language":"es","enabled_languages":["fr","en","es"],"languages":{"fr":{"title":true,"content":true,"excerpt":false},"en":{"title":true,"content":true,"excerpt":false},"es":{"title":false,"content":false,"excerpt":false}}},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>- Bastien Malahieude<\/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:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"- Bastien Malahieude\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/\" \/>\n<meta property=\"og:site_name\" content=\"Bastien Malahieude\" \/>\n<meta property=\"article:published_time\" content=\"2020-05-05T13:57:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-05-05T16:37:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bastienmalahieude.fr\/wp-content\/uploads\/2020\/05\/csm_papiers-SIRE_b12524b5f3.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"819\" \/>\n\t<meta property=\"og:image:height\" content=\"383\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"bastien\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"bastien\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/\"},\"author\":{\"name\":\"bastien\",\"@id\":\"https:\/\/bastienmalahieude.fr\/#\/schema\/person\/59ad42a2add75f0f9af8e06f493841c7\"},\"headline\":\"Mettre la premi\u00e8re lettre des mots en majuscule\",\"datePublished\":\"2020-05-05T13:57:06+00:00\",\"dateModified\":\"2020-05-05T16:37:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/\"},\"wordCount\":820,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/bastienmalahieude.fr\/#\/schema\/person\/59ad42a2add75f0f9af8e06f493841c7\"},\"articleSection\":[\"Freelance\",\"PHP\",\"WordPress\"],\"inLanguage\":\"es-ES\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/\",\"url\":\"https:\/\/bastienmalahieude.fr\/en\/php-premiere-lettre-des-mots-en-majuscule\/\",\"name\":\"- Bastien Malahieude\",\"isPartOf\":{\"@id\":\"https:\/\/bastienmalahieude.fr\/#website\"},\"datePublished\":\"2020-05-05T13:57:06+00:00\",\"dateModified\":\"2020-05-05T16:37:26+00:00\",\"description\":\"How to capitalize every words in a sentence in PHP ? 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