3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2013-07-23T12:07:24Z

<?php

$x = 5;

function sub() {
    global $x;

    --$x;
}

sub(); var_dump($x);
sub(); var_dump($x);
sub(); var_dump($x);
sub(); var_dump($x);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive preview

40.59 ms | 402 KiB | 5 Q