3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2013-12-02T17:00:41Z

<?php 
echo is_numeric('123');
?>

Output
Performance
VLD
References
Branches

is_numeric: documentation ( source)

preferences:dark modelive preview

37.85 ms | 402 KiB | 5 Q