3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array=['foo',NULL,'bar',0,false,null,'0','']; var_export(array_filter($array,'strlen'));
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Deprecated: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /in/VtvHL on line 3 Deprecated: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /in/VtvHL on line 3 array ( 0 => 'foo', 2 => 'bar', 3 => 0, 6 => '0', )
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array ( 0 => 'foo', 2 => 'bar', 3 => 0, 6 => '0', )
preferences:
113.15 ms | 1967 KiB | 4 Q