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@ 2014-02-20T15:37:26Z

<?php
class B {
}
$b = new B();
var_dump(is_a($b, 'X'));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
is_a: documentation ( source)

preferences:dark modelive preview

39.89 ms | 402 KiB | 5 Q