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run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { private $test1 = 'hello'; protected $test2 = 'world'; protected $test3; public function toArray() { $this->test1 = null; $this->test3 = false; $array = get_object_vars($this); return array_filter($array, array($this, array($this, 'strlen'))); } } $a = new A(); //print_r(array_filter(array(1,2,false,null), array($this, 'strlen'))); exit(); print_r($a->toArray());
Output for 5.3.28 - 5.3.29, 5.4.20 - 5.6.28, 7.0.0 - 7.1.0
Warning: array_filter() expects parameter 2 to be a valid callback, second array member is not a valid method in /in/c3nsH on line 17
Output for hhvm-3.12.0
Warning: array_filter() expects parameter 2 to be a valid callback in /in/c3nsH on line 17
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.19
Warning: array_filter() expects parameter 2 to be a valid callback, second array member is not a valid method in /in/LQchD on line 17
Output for 5.0.0 - 5.2.17
Warning: array_filter(): The second argument, 'Array', should be a valid callback in /in/LQchD on line 17
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LQchD on line 5
Process exited with code 255.
Output for 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LQchD on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/LQchD on line 5
Process exited with code 255.
Output for 4.3.0
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/c3nsH on line 5
Process exited with code 255.