html5 外链式实现加减乘除,具体代码如下所示: !DOCTYPE htmlhtml head meta charset=utf-8 title加减乘除/title script src=a.js/script//引用js /head body pa=3,b=2;/p input type=button onclick=alert(sum(3,2)) value=加 /
html5 外链式实现加减乘除,具体代码如下所示:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>加减乘除</title>
<script src="a.js"></script>//引用js
</head>
<body>
<p>a=3,b=2;</p>
<input type="button" onclick="alert(sum(3,2))" value="加" />
<input type="button" onclick="alert(jian(3,2))" value="减" />
<input type="button" onclick="alert(cheng(3,2))" value="乘" />
<input type="button" onclick="alert(chu(3,2))" value="除" />
</body>
</html>
js代码:
function sum(a,b){
var c;
c=a+b;
return c;
}
function jian(a,b){
var c;
c=a-b;
return c;
}
function cheng(a,b){
var c;
c=a*b;
return c;
}
function chu(a,b){
var c;
c=a/b;
return c;
}
总结
以上所述是小编给大家介绍的html5 外链式实现加减乘除的代码,希望对大家有所帮助!

发表评论