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<?php $array = array('foo', 'bar','baz'); foreach ($array as &$item){ unset($item); } var_dump($array());
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Array callback must have exactly two elements in /in/qd9c4:7 Stack trace: #0 {main} thrown in /in/qd9c4 on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Function name must be a string in /in/qd9c4:7 Stack trace: #0 {main} thrown in /in/qd9c4 on line 7
Process exited with code 255.
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.21
Fatal error: Function name must be a string in /in/qd9c4 on line 7
Process exited with code 255.

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