Différences

Ci-dessous, les différences entre deux révisions de la page.

--- web:php:regex:example [le 10/10/2013 à 13:26] – créée Yosko
+++ web:php:regex:example [le 17/02/2015 à 16:47] (Version actuelle) – Yosko
@@ Ligne 1: / Ligne 1: @@
 ====== Exemples de regex en vrac ======
-    // 1- remove recursively the content of for (), [] and {}
+Quelques exemples d'expressions régulières utilisées en PHP :
-    // 2- removes escaped ' and "
-    // 3- removes content betweend '' and "" (no recursion needed)
+<code php>
-    $embracerPattern = "/\[([^\[\]]++|(?R))*+\]|\(([^\(\)]++|(?R))*+\)|{([^{}]++|(?R))*+}/";
+// 1- remove recursively the content of for (), [] and {}
-    $escapedQuotePattern = "/\\\\'|\\\\\"/";
+// 2- removes escaped ' and "
-    $quotedStringPattern = "/'([^']++)*+'|\"([^\"]++)*+\"/";
+// 3- removes content betweend '' and "" (no recursion needed)
+$embracerPattern = "/\[([^\[\]]++|(?R))*+\]|\(([^\(\)]++|(?R))*+\)|{([^{}]++|(?R))*+}/";
+$escapedQuotePattern = "/\\\\'|\\\\\"/";
+$quotedStringPattern = "/'([^']++)*+'|\"([^\"]++)*+\"/";
+//replace escaped quotes with html entities
+$escapedQuotePattern = "/\\\\'/";
+$call['code'] = preg_replace($escapedQuotePattern, '&#092;&#apos;', $call['code']);
+$escapedQuotePattern = "/\\\\\"/";
+$call['code'] = preg_replace($escapedQuotePattern, '&#092;&#quot;', $call['code']);
+//replace commas between remaining (double) quotes with html entities
+$quotedStringPattern = "/'([^']++)*+'|\"([^\"]++)*+\"/";
+$call['code'] = preg_replace_callback(
+    $quotedStringPattern,
+    function ($matches) {
+        return str_replace(',','&#044;',$matches[0]);
+    },
+    $call['code']
+);
+//replace commas between parentheses, braces or brackets
+$embracerPattern = "/\[([^\[\]]++|(?R))*+\]|\(([^\(\)]++|(?R))*+\)|{([^{}]++|(?R))*+}/";
+$call['code'] = preg_replace($embracerPattern, '', $call['code']);
+//get the list of given parameters
+$results = preg_split('/,/', $call['code']);
+</code>