How to bind events in vue.js

How to bind events in vue.js: 1. Write the js method directly in the tag, the code is [ execution method The first way of writing ]; 2. The method of calling method.

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vue.js binding Methods for defining events:

1. Write js methods directly in tags

 <button v-on:click="alert（&#39;hi&#39;）">执行方法的第一种写法</button>

2. Methods for calling methods

<button v-on:click="run()">执行方法的第一种写法</button>
<button @click="run()">执行方法的 简写 写法</button>
export default {     
      data () { 
        return {
          msg: &#39;你好vue&#39;,
          list:[]      
        }
      },
      methods:{
           run:function(){
              alert(&#39;这是一个方法&#39;);
             }
           }
 }

(1) Method passing parameters, the method directly passes the parameters in the method when calling

<button @click="deleteData(&#39;111&#39;)">执行方法传值111</button>
<button @click="deleteData(&#39;222&#39;)">执行方法传值2222</button>

(2) Passing in the event object

<button data-aid=&#39;123&#39; @click="eventFn($event)">事件对象</button>

eventFn(e){
          console.log(e);
          // e.srcElement  dom节点
          e.srcElement.style.background='red';
          console.log(e.srcElement.dataset.aid);  /*获取自定义属性的值*/
        }

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