Vue中的this

Project name this
? Project description A Vue.js project
? Author yestodorrow <power998@163.com>
? Vue build standalone
? Install vue-router? No
? Use ESLint to lint your code? No
? Setup unit tests No
? Setup e2e tests with Nightwatch? No

npm i  
npm i mint-ui --save-dev

import Vue from 'vue'import Vuex from 'vuex'
Vue.use(Vuex)
const store= new Vuex.Store({    state:{        list:[]    },    actions:{        triggerActions(context,params){            console.log("triggered");
            if(params.cb){                params.cb("success")            }        }    },    mutations:{
    }})export default store

<template>  <ul  v-infinite-scroll="loadMore"  infinite-scroll-disabled="loading"  infinite-scroll-distance="10">  <li v-for="(item,index) in list" :key="index">{{ item }}</li>  </ul>
</template>
<script>
export default {  data(){    return{      list:[1,2,3,5,6],      page:0    }  },  components: {  },    created:function(){    console.log(this);
  },  methods:{    loadMore() {      this.loading = true;      this.$store.dispatch("triggerActions",{        page:this.page,        a:function(msg){          if(msg=="success"){            console.log("success")            console.log(this);            this.page++;            this.loading = false;          }        }      })    }  }}</script>
<style>.vux-demo {  text-align: center;}.logo {  width: 100px;  height: 100px}</style>