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<?php $input = 'tacocat'; $code = ''; for ($i = strlen($input) - 1; $i >= 0; $i--) { $code .= ($code ? '.' : '') . sprintf('$input[%s]', $i); } $code = sprintf('return %s;', $code); var_dump($code); var_dump(eval($code));
Output for git.master, git.master_jit, rfc.property-hooks
string(77) "return $input[6].$input[5].$input[4].$input[3].$input[2].$input[1].$input[0];" string(7) "tacocat"

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