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<?php function reverse($string) { $substr1 = ""; $substr2 = ""; $strLength = strlen($string); for ($i = 0; $i < ($strLength / 2); $i++) { $substr1 .= $string[$strLength-$i]; $substr2 .= $string[$i]; } //var_dump($substr1); //var_dump($substr2); return $string = $substr1.$substr2; } var_dump(reverse('12345'));
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Uninitialized string offset 5 in /in/06jQB on line 7 string(5) "54123"

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