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run code in 300+ PHP versions simultaneously
<?php $file = 'example.txt'; $newfile = 'example.txt.bak'; if (!copy($file, $newfile)) { echo "failed to copy $file...\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: copy(): open_basedir restriction in effect. File(example.txt) is not within the allowed path(s): (/tmp:/in:/etc) in /in/IvsWW on line 5 failed to copy example.txt...

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