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<?php function stringHasOffset($string, &$i = 0) { var_dump($string, $string[$i], isset($string[$i])); if ($i === 0) { $i += 10; stringHasOffset($string, $i); } } stringHasOffset('doesThisStringHasChar10?');
Output for git.master, git.master_jit, rfc.property-hooks
string(24) "doesThisStringHasChar10?" string(1) "d" bool(true) string(24) "doesThisStringHasChar10?" string(1) "r" bool(true)

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