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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('a' => 1, 'b'=>2, 'c'=>3); $b = array('b' => 1, 'd'=>3); $c = array_merge($a, $b); print_r($c);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [a] => 1 [b] => 1 [c] => 3 [d] => 3 )