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run code in 300+ PHP versions simultaneously
<?php $a = "xxoo;rm -rf /"; $arg = escapeshellarg("/data/files/{$a}"); print $arg; print(escapeshellcmd("rm {$arg}"));
Output for git.master, git.master_jit, rfc.property-hooks
'/data/files/xxoo;rm -rf /'rm '/data/files/xxoo\;rm -rf /'

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