SOURCE

const Main = {
    data() {
        return {
            loading: false,
            tableList: [1,2,3,4,5]
        }
    },
    mounted() {
    },
    methods: {
        test() {
            // this.tableList[1] = [0]
            // this.tableList.push(6)
            console.log(this.$refs)
        }
    }
};
const Ctor = Vue.extend(Main);
new Ctor().$mount('#app')

<script src="https://cdn.jsdelivr.net/npm/vue"></script>
<div id="app">
	<template>
		<div class="content-warp">
            <div v-for="(item, index) in tableList" :key="index">
                <div>{{item}}</div>
            </div>
            <button @click="test">点击测试</button>
            <div ref="listOne">{{tableList[1]}}</div>
		</div>
	</template>
</div>