java判断是否为汉字

java判断是否为汉字

 

public static boolean isChinese(String str) {
		String regEx = "[u4e00-u9fa5]";
		Pattern pat = Pattern.compile(regEx);
		Matcher matcher = pat.matcher(str);
		boolean flg = false;
		if (matcher.find())
			flg = true;

		return flg;
	}