Java检测字符串中是否包含汉字详解编程语言

    public static boolean checkChinese(String sequence) { 
            final String format = "[//u4E00-//u9FA5//uF900-//uFA2D]"; 
            boolean result = false; 
            Pattern pattern = Pattern.compile(format); 
            Matcher matcher = pattern.matcher(sequence); 
            result = matcher.find(); 
            return result; 
        }