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run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = array( "a" => 10, "b" => 20 ); foreach ($foo as $idx => &$val) { $val *= 10; } unset($val); var_dump($foo);
based on 6nAJg
Output for 5.2.1 - 7.1.0
array(2) { ["a"]=> int(100) ["b"]=> int(200) }
Output for 5.0.0 - 5.2.0
array(2) { ["a"]=> &int(100) ["b"]=> int(200) }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/8m2lr on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/8m2lr on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/8m2lr on line 7
Process exited with code 255.