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run code in 150+ php & hhvm versions
Bugs & Features
<?php $first = 'null'; $last = 2; list($first, $last) = array_map(function($item){ return $item === 'null' ? null : $item; }, [$first, $last]); var_dump($first, $last);
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
NULL int(2)
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/QKJtG on line 5
Process exited with code 255.
Output for 5.2.3 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/QKJtG on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected T_FUNCTION, expecting ')' in <b>/in/QKJtG</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
<br /> <b>Parse error</b>: parse error, unexpected T_FUNCTION, expecting ')' in <b>/in/QKJtG</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `')'' in <b>/in/QKJtG</b> on line <b>5</b><br />
Process exited with code 255.