java88-Charactor包装类

/Character包装类
 public class test23 {
     public static void main(String[] args){
         char ch='A';
         //使用构造方法
         Character obj1=new Character('中');
         //使用静态方法
         Character obj2=Character.valueOf(ch);
         //获取char值
         char zhong=obj1.charValue();
         System.out.println(zhong);
         int res=obj2.compareTo('B');
         System.out.println(res);
         String str=obj1.toString();
         System.out.println(str.length());
     }
 }