[HttpFoundation] minor: clarify Request::getUrlencodedPrefix() regex

dunglas · fabpot · commit 1aba7b4f3d8b · 2015-02-04T08:33:10.000+01:00
diff --git a/src/Symfony/Component/HttpFoundation/Request.php b/src/Symfony/Component/HttpFoundation/Request.php
@@ -1847,7 +1847,7 @@ private function getUrlencodedPrefix($string, $prefix)
 
         $len = strlen($prefix);
 
-        if (preg_match("#^(%[[:xdigit:]]{2}|.){{$len}}#", $string, $match)) {
+        if (preg_match(sprintf('#^(%%[[:xdigit:]]{2}|.){%d}#', $len), $string, $match)) {
             return $match[0];
         }
 

Original file line number	Diff line number	Diff line change
`@@ -1847,7 +1847,7 @@ private function getUrlencodedPrefix($string, $prefix)`
`1847`	`1847`
`1848`	`1848`	`$len = strlen($prefix);`
`1849`	`1849`
`1850`		`- if (preg_match("#^(%[[:xdigit:]]{2}\|.){{$len}}#", $string, $match)) {`
	`1850`	`+ if (preg_match(sprintf('#^(%%[[:xdigit:]]{2}\|.){%d}#', $len), $string, $match)) {`
`1851`	`1851`	`return $match[0];`
`1852`	`1852`	`}`
`1853`	`1853`