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@ 2014-08-31T13:40:11Z

<?php

$b = (function_exists('define'));

if ($b) {
define('A', 100);

$f = 'define';

$f('B', $f);
class A {
}
}

Output
Performance
VLD
References
Branches

function_exists: documentation ( source)
define: documentation ( source)

preferences:dark modelive preview

42.58 ms | 402 KiB | 5 Q