elementui 页面数字重置

<template>
   <el-pagination @size-change="changeSize" @current-change="getData" :current-page="1"
          :current-page.sync="currentPage" :page-sizes="[10, 20, 40, 80]" :page-size="10"
          layout="total, sizes, prev, pager, next, jumper" :total="total">
        </el-pagination>
</template>


    data() {
	      currentPage: 1
}


methods:{
  this.currentPage = 1;
}