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run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = array( '40' => array( 'data' => array() ), ); foreach ($foo as &$entry) { unset($entry['data']); } var_dump($foo);
Output for 5.0.0 - 7.1.0
array(1) { [40]=> &array(0) { } }
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected '&', expecting T_VARIABLE or '$' in <b>/in/obZTr</b> on line <b>8</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected '&', expecting T_VARIABLE or '$' in <b>/in/obZTr</b> on line <b>8</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `T_VARIABLE' or `'$'' in <b>/in/obZTr</b> on line <b>8</b><br />
Process exited with code 255.