3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = range("\x7f", "\xff"); print_r(implode(", ", $a));
Output for git.master, git.master_jit, rfc.property-hooks
, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �, �

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49.9 ms | 402 KiB | 8 Q