3v4l.org

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<?php $array=['foo',NULL,'bar',0,false,null,'0','']; var_export(array_filter($array,'strlen'));
Output for git.master, git.master_jit, rfc.property-hooks
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', )

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