为什么 我这样做就实现不了
var num1,num2;
num1=10-5;
num2=num1+6;
document.write("小明还剩:"+num1+"元"+"<br>");
document.write("小红花:"+num2+"元买个铅笔盒");
var num1,num2;
num1=10-5;
num2=num1+6;
document.write("小明还剩:"+num1+"元"+"<br>");
document.write("小红花:"+num2+"元买个铅笔盒");
2016-09-02
举报