v-if和v-show
v-if是不渲染,而v-show是设置display:none
<!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>Hello World</title>
<script src="../js/vue.js"></script>
</head>
<body>
<div id="app">
<p v-if='ok'>成功</p>
<p v-else>失败</p>
<p v-show="ok">表白成功</p>
<button @click="ok=!ok">切换</button>
</div>
<script>
const vm = new Vue({
el: '#app',
data: {
ok: true
}
})
</script>
</body>
</html>