<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>测试实例</title>
<script>
function myFunction()
{
alert("Hello World!");
}
</script>
</head>
<body>
<button onclick="myFunction()">点我</button>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
</head>
<body>
<p>请点击其中的一个按钮，来调用带参数的函数。</p>
<button onclick="myFunction(‘Harry Potter‘,‘Wizard‘)">点击这里</button>
<button onclick="myFunction(‘Bob‘,‘Builder‘)">点击这里</button>
<script>
function myFunction(name,job)
{
alert("Welcome " + name + ", the " + job);
}
</script>
</body>
</html>
原文：https://www.cnblogs.com/yusuf/p/12942892.html