3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2014-04-16T08:44:26Z

<?php

$exp = '/^[a-z]{2}|all$/';
$tests = array('fr', 'french', 'FR', 'all', 'ALL');
foreach ($tests as $test) {
    echo sprintf("%-10s : %s\n", $test, preg_match($exp, $test) ? "OK" : "ERROR");
}

Output
Performance
VLD
References
Branches

preg_match: documentation ( source)
sprintf: documentation ( source)

preferences:dark modelive preview

56.35 ms | 402 KiB | 5 Q