<?php class IterateOver { static function string($str): Generator { for ($i = 0, $len = mb_strlen($str); $i < $len; ++$i) { yield mb_substr($str, $i, 1); } } } foreach (IterateOver::string("meh") as $char) { var_dump($char); } var_dump(IterateOver::string("meh"));
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