3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php interface FilterInterface { public function filter($value); } class StringTrimFilter implements FilterInterface { public function filter($value) { return trim($value); } public function __invoke($value) { return $this->filter($value); } } $array = array( ' string 1 ', 'string 2', 'string 3 ', ); foreach (new CallbackFilterIterator($array, new StringTrimFilter() as $value) { var_dump($value); }
based on coXYU
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.4.15, 5.4.17 - 5.4.32
Parse error: syntax error, unexpected 'as' (T_AS) in /in/D308H on line 23
Process exited with code 255.
Output for 5.4.16

Process exited with code 143.
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_AS in /in/D308H on line 23
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_AS in /in/D308H on line 23
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/D308H on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/D308H on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/D308H on line 2
Process exited with code 255.