3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('foo', 'bar'); $b = array('baz'); $c = array($a, $b); $d = array(); foreach ($c as $v) { $d = array_merge($d, $v); } var_dump($d);

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50.82 ms | 402 KiB | 5 Q