3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (preg_match("/^[a-z0-9\s\.\-,'àâçéèêëîïôûùüÿñæœ]+$/i", '1 stop mechanical')) { echo "true"; } else { echo "false"; };

preferences:
30.16 ms | 402 KiB | 5 Q