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run code in 300+ PHP versions simultaneously
<?php $a = "3hello"; $b = "2"; $c = "hello"; echo $a . $b; echo "\n"; echo $b . $a; echo "\n";echo "\n"; echo $c . $b; echo "\n"; echo $b . $c;
Output for git.master, git.master_jit, rfc.property-hooks
3hello2 23hello hello2 2hello

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