java统计汉字字数的方法示例

public class TongJiHanZi {
   public static int count(String text) {
     String Reg="^[\u4e00-\u9fa5]{1}$";//正则
     int result=0;
     for(int i=0;i<text.length();i++){
     String b=Character.toString(text.charAt(i));
     if(b.matches(Reg))result++;
     }
     return result;
   }
   public static void main(String[] args) {
     String text = "汉字汉字?⒚?かなカナ 0189 azAZ ./ ";
     System.out.println(count(text));
   }
}