String str = "你好";boolean b = str.matches("[\u4e00-\u9fa5]+");System.out.println(b);
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String str = "你好";boolean b = str.matches("[\u4e00-\u9fa5]+");System.out.println(b);
转载于:https://www.cnblogs.com/linson0116/p/4243293.html