vue组件的示例

  HTML

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title></title>
        <script src="js/vue.js" type="text/javascript">
        </script>
    </head>
    <body>
        <div id="app">
            <h2>组件示例</h2>
            <div>
                <inbutton></inbutton>
                <clock></clock>
            </div>
        </div>
        <!-- 单击就增加数字 -->
        <script src="js/inbutton.js"></script>
        <!-- 时钟的组件 -->
        <script src="js/clock.js"></script>
        <script>
        
            Vue.component('clock', myclock);
            Vue.component('inbutton', mybutton);

            var vm = new Vue({
                el: '#app'
            });
        </script>
    </body>
</html>

  js

//时钟的组件
var myclock = {
        data() {
            return {
                date: new Date().toLocaleTimeString(),
                _timer: ''
            }
        },
        created() {
            this._timer = setInterval(this.updateTime, 1000);
        },
        methods: {
            updateTime() {
                this.date = new Date().toLocaleTimeString();
            }
        },
        //销毁创建的更新的时间,不然占用内存
        beforeDestroy() {
            this._timer.cancel();
        },
        template: `<h2>现在时间:{{date}}</h2>`
    }

  显示的结果:

 

原文地址:https://www.cnblogs.com/YouAreABug/p/9982155.html