[code=JScript][/code] //自定义函数
function jiSuan(num1,num2,operator){
var res=0;
if (operator=="+"){
res=num1+num2;
}else if (operator=="-"){
res=num1-num2;
}else if (operator=="*"){
res=num1*num2;
}else {
res=num1/num2;
}
return res;
}
//自定义函数
[code=HTML][/code]<html>
<script type="text/javascript src="24myfuns.js"></script>
<script type="text/javascript">
var num1=window.prompt("请输入第一个num");
var num2=window.prompt("请输入第二个num");
var operator=window.prompt("请输入运算符");
num1=parseFloat(num1);
num2=parseFloat(num2);
document.write("res="+jiSuan(num1,num2,operator));
</script>
</html>
报jiSuan未定义,明明已经引入了,咋回事呢?
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