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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = range(1,10); foreach($a as $key => $value) { echo $key." "; echo $value."\n"; }
Output for 5.2.15 - 7.1.0
0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10