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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = ['a' => 1, 'b' => 2]; $b = ['a' => 10, 'c' => 9]; $a += $b; var_dump($a);
Output for 5.4.0 - 7.1.0
array(3) { ["a"]=> int(1) ["b"]=> int(2) ["c"]=> int(9) }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/rZeCE on line 2
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
Parse error: parse error, unexpected '[' in /in/rZeCE on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/rZeCE on line 2
Process exited with code 255.