<div id="root">
        <h2>{{name}}，加油！</h2>
        <!-- 阻止默認(rèn)事件 -->
        <a @click.prevent="showInfo" href="https:www.baidu.com">點(diǎn)我提示信息</a>
        <!-- 阻止事件冒泡 -->
        <div class="demo1" @click="showInfo">
            <button @click.stop="showInfo">點(diǎn)我提示信息</button>
        </div>
        <!-- 事件只觸發(fā)一次 -->
        <button @click.once="showInfo">點(diǎn)我提示信息</button>
        <!-- 使用事件捕獲模式 -->
        <div class="box1" @click.capture="showMsg(1)">
            div1
            <div class="box2" @click="showMsg(2)">
                div2
            </div>
        </div>
        <!-- 只有event.target是當(dāng)前操作的元素時(shí)才觸發(fā)事件  -->
        <div class="demo1" @click.self="showInfo">
            <button @click="showInfo">點(diǎn)我提示信息</button>
        </div>
    </div>
    <script>
        Vue.config.productionTip = false;
        new Vue({
            el: '#root',
            data() {
                return {
                    name: '張三'
                }
            },
            methods: {
                showInfo(e) {
                    //  e.preventDefault();
                    alert('王同學(xué)，你好！')
                },
                showMsg(msg) {
                    console.log(msg);
                }
            }
        });
    </script>