事件处理,计算属性
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<script src="../js/vue.js"></script>
</head>
<body>
<div id="root">
<button v-on:click="show">点我提示信息{{name}无参</button>
<!--//这个是快捷方法-->
<button @click="showInfo2(66,$event)">点我提示信息2(传参)</button>
</div>
<script type="text/javascript">
new Vue({
el: "#root",
data: {
name: "好康的",
},
methods: {
show() {
alert("杰哥不要啊!!");
},
showInfo2(event, number) {
console.log(event, number);
// console.log(event.target.innerText)
// console.log(this) //此处的this是vm
alert("同学你好!!");
},
},
});
</script>
</body>
</html>

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