Anonymous
public php v1 · immutablefunction macfmt($s) { if (!preg_match("/^(..:){5}..$/", $s)) return substr(preg_replace("/(..)/", ":$1", $s),1); else return $s;}function macfmt($s) { if (!preg_match("/^(..:){5}..$/", $s)) return substr(preg_replace("/(..)/", ":$1", $s),1); else return $s;}