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<?php $username = 'ab&^cd'; if (!preg_match("/^[a-z0-9\.\-'\s,àâçéèêëîïôûùüÿñæœ]+$/i", $username)) { echo "username not ok"; } else { echo "username ok"; }
Output for git.master, git.master_jit, rfc.property-hooks
username not ok

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