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<?php function clean($string) { return preg_replace('/[^A-Za-z0-9.\/\-_~]/', '', $string); } $toClean = ' abcDEF123./-_~àéèùïî% *\@& '; var_dump($toClean); var_dump(clean($toClean));
Output for git.master, git.master_jit, rfc.property-hooks
string(34) " abcDEF123./-_~àéèùïî% *\@& " string(14) "abcDEF123./-_~"

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