标签 mb_substr
mb_substr修正函数
用于不支持mb_substr的地方
// Patch in multibyte support if (!function_exists('mb_substr')) { function mb_substr($str, $start, $len = '', $encoding="UTF-8") { $limit = strlen($str); for ($s = 0; $start > 0;--$start) {// found the real start[......]