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run code in 300+ PHP versions simultaneously
<?php $n=2; while($n<=20) { if($n%2==0) { echo $n.'<br>'; } $n=$n+1; }
Output for git.master, git.master_jit, rfc.property-hooks
2<br>4<br>6<br>8<br>10<br>12<br>14<br>16<br>18<br>20<br>

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