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run code in 300+ PHP versions simultaneously
<?php echo "testing\n", PHP_EOL, 'testing\n', PHP_EOL; echo urlencode("testing\n"), PHP_EOL, urlencode('testing\n'), PHP_EOL; echo addcslashes("testing\n", '\n'), PHP_EOL, addcslashes('testing\n', '\n'), PHP_EOL; echo urlencode(addcslashes("testing\n", '\n')), PHP_EOL, urlencode(addcslashes('testing\n', '\n')), PHP_EOL; echo addcslashes("testing\n", "\n"), PHP_EOL, addcslashes('testing\n', "\n"), PHP_EOL; echo urlencode(addcslashes("testing\n", "\n")), PHP_EOL, urlencode(addcslashes('testing\n', "\n")), PHP_EOL;
Output for rfc.property-hooks, git.master, git.master_jit
testing testing\n testing%0A testing%5Cn testi\ng testi\ng\\\n testi%5Cng%0A testi%5Cng%5C%5C%5Cn testing\n testing\n testing%5Cn testing%5Cn

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