1. 安裝下載

npm install moment --save  

　　2. 在main.js中引入

import moment from 'moment'

/**
 * 時間戳 
 */
Vue.filter('dateformat', function (dataStr, pattern = 'YYYY-MM-DD') {
  return moment(dataStr).format(pattern)
})

　　3. 在頁面中使用

      <el-table
        :data="tableData"
        border
        style="width: 100%"
        empty-text="抱歉~~暫無資料"
        :header-cell-style="{ background: '#eef1f6', color: '#606266' }"
      >
        <el-table-column
          label="賬號"
          prop="account"
          width="150"
          align="center"
        />
        <el-table-column
          label="姓名"
          prop="userName"
          width="150"
          align="center"
        />
        <el-table-column label="角色" prop="email" width="200" align="center" />
        <el-table-column
          label="所屬公司"
          prop="mobile"
          width="150"
          align="center"
        />
        <el-table-column prop="status" label="狀態" align="center">
          <template slot-scope="scope">
            <span v-if="scope.row.status === 1">可用</span>
            <span v-if="scope.row.status === 0">不可用</span>
          </template>
        </el-table-column>
        <el-table-column label="最後一次登入時間" width="150" align="center">
          <template slot-scope="scope">
            <span>{{ scope.row.createTime | dateformat("YYYY-MM-DD") }}</span>
 

          </template>
        </el-table-column>
        <el-table-column fixed="right" label="操作" width="200" align="center">
          <template slot-scope="scope">
            <el-button
              @click="handleClick(scope.row, 'view')"
              type="text"
              size="small"
              >檢視</el-button
            >
            <el-button
              type="text"
              size="small"
              @click="handleClick(scope.row, 'edit')"
              >編輯</el-button
            >
          </template>
        </el-table-column>
      </el-table>