3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2014-06-18T16:17:46Z

<?php

function returnFirst($rsrnum) {
    $char = $rsrnum[0];
    return ctype_alpha($char) ? strtolower($char) : '%23';
}

echo returnFirst('ADSASTEADS')."\n";
echo returnFirst('{column_1[1]')."\n";
echo returnFirst('3SASDAsd')."\n";

Output
Performance
VLD
References
Branches

ctype_alpha: documentation ( source)
strtolower: documentation ( source)

preferences:dark modelive preview

33.95 ms | 402 KiB | 5 Q