3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array( 'Foo' => NULL ); for( $i = 0; $i <= 10000; $i ) { if (isset($array['Foo'])){ echo $i; } }
based on AJjO5
Output for 4.3.0 - 7.1.0

Process exited with code 137.