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编辑当前文件:/home2/sdektunc/cepali.edu.mx/wp-content/plugins/smart-slider-3/Nextend/Framework/Misc/Str.php
strpos($haystack, $needle, $offset); } public static function substr($string, $start, $length = null) { return self::$engine->substr($string, $start, $length); } public static function strlen($string) { return self::$engine->strlen($string); } } Str::getInstance();