3v4l.org

run code in 300+ PHP versions simultaneously
<?php $saida = 'vazio'; $array = array( 'Foo' => NULL ); for( $i = 0; $i <= 10000000; $i++ ) { if (array_key_exists('Foo', $array)){ $saida = $i; } } echo $saida;
Output for 5.1.0, 5.1.2, 5.1.4 - 5.1.6, 5.3.0 - 5.3.1, 5.3.3 - 5.3.10, 5.3.13, 5.3.15 - 5.3.16, 5.3.18 - 5.3.19, 5.4.0 - 5.4.32, 5.4.38, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
10000000
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.1, 5.1.3, 5.2.0 - 5.2.17, 5.3.2, 5.3.11 - 5.3.12, 5.3.14, 5.3.17, 5.3.20 - 5.3.29, 5.4.34 - 5.4.37, 5.4.39 - 5.4.45

Process exited with code 137.
preferences:
226.79 ms | 404 KiB | 313 Q