数值类型用位操作可以这样:
int a = 5;
int b = 6;a = a ^ b;
b = a ^ b;
a = a ^ b;或者使用加减法
a = a + b;
b = a - b;
a = a - b;
int a = 5;
int b = 6;a = a ^ b;
b = a ^ b;
a = a ^ b;或者使用加减法
a = a + b;
b = a - b;
a = a - b;
调试欢乐多
int a = 5;
int b = 6;a = a ^ b;
b = a ^ b;
a = a ^ b;或者使用加减法
a = a + b;
b = a - b;
a = a - b;
就是这个了
{
public static void main(String[] args)
{
int a=1233;
int b=124;
a = a+b;
b=a-b;
a=a-b;
System.out.println("After ChangeValue a="+a);
System.out.println("After ChangeValue b="+b);
}
}
----
a=a+b;
b=a.substring(0,a.length-b.length);
a=a.sbstring(b.length);