3v4l.org

run code in 300+ PHP versions simultaneously
<?php $values = array( true, false, PHP_INT_MAX, ~PHP_INT_MAX ); foreach ($values as $value) { echo var_export($value, true), "\n"; }
Output for 7.2.17 - 7.2.33, 7.3.4 - 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
true false 9223372036854775807 -9223372036854775807-1
Output for 4.4.0 - 4.4.9, 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.16, 7.3.0 - 7.3.3
true false 9223372036854775807 -9223372036854775808
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/mjU4u on line 5 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/mjU4u on line 6 true false 'PHP_INT_MAX' '�����������'
preferences:
265.39 ms | 402 KiB | 460 Q