按键修饰符 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="vue.js"></script>
</head>
<body>
<div id="app">
    <!--    方式1-->
    <input type="text" @keyup="handleKey1($event)">
    <!--    方式二，无需判断段code-->
    <input type="text" @keyup.enter="handleKey2($event)">
</div>
</body>
<script>
    const app = Vue.createApp({
        data() {
            return {}
        }, methods: {
            handleKey1(event) {
                if (event.code == 'Enter') {
                    console.log("Enter")
                }
            },
            handleKey2(event) {
                console.log("Enter")

            }
        }
    }).mount('#app')
</script>
</html>
posted @ 2022-10-22 13:52  Sherwin_szw  阅读(12)  评论(0)  编辑  收藏  举报