标签：style console 方法 script bsp span log class var
<script>
//第一种方法
var a = 2;
var b = 3;
var c = a;
a = b;
b = c;
console.log(a);
console.log(b);
//第二种方法
var a = 2;
var b = 3;
a = a + b; //5
b = a - b; //5-3
a = a - b; //5-2
console.log(a);
console.log(b);
</script>
标签：style console 方法 script bsp span log class var
原文地址：https://www.cnblogs.com/smile6542/p/11873445.html
