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run code in 150+ php & hhvm versions
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<?php $array = array("one" => 1, "two" => 2, "three" => 3, "four" => 4, "five" => 5); foreach($array as $key => $val) { $val += 1; echo $val; } var_dump($array);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
23456array(5) { ["one"]=> int(1) ["two"]=> int(2) ["three"]=> int(3) ["four"]=> int(4) ["five"]=> int(5) }