传递自定义参数，事件修饰符
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
<input type="button" @click="doit(65,435)">
<input type="text" @keyup.enter="sayHi">
<!-- 这时内容输入完成后按了enter才会触发函数-->
<!-- 事件修饰符-->
</div>
<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
<script>
var app=new Vue({
el:"#app",
methods:{
doit:function (p1,p2) {
console.log(p1+p2)
},
sayHi:function () {
alert("jisdfj")
}
}
})
</script>
</body>
</html>
