Java正则表达式判断字符串中是否包含中文示例

package cn.sunzn.demo;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Demo {
  public static void main(String[] args) {
    System.out.println(isContainChinese("中国China"));
  }

  public static boolean isContainChinese(String str) {

    Pattern p = Pattern.compile("[\u4e00-\u9fa5]");
    Matcher m = p.matcher(str);
    if (m.find()) {
      return true;
    }
    return false;
  }
}

true