element-plus/docs/examples/loading/customization.vue

<template>
  <el-table
    v-loading="loading"
    element-loading-text="Loading..."
    :element-loading-spinner="svg"
    element-loading-svg-view-box="-10, -10, 50, 50"
    element-loading-background="rgba(0, 0, 0, 0.8)"
    :data="tableData"
    style="width: 100%"
  >
    <el-table-column prop="date" label="Date" width="180" />
    <el-table-column prop="name" label="Name" width="180" />
    <el-table-column prop="address" label="Address" />
  </el-table>
  <el-table
    v-loading="loading"
    :element-loading-svg="svg"
    class="custom-loading-svg"
    element-loading-svg-view-box="-10, -10, 50, 50"
    :data="tableData"
    style="width: 100%"
  >
    <el-table-column prop="date" label="Date" width="180" />
    <el-table-column prop="name" label="Name" width="180" />
    <el-table-column prop="address" label="Address" />
  </el-table>
</template>

<script lang="ts" setup>
import { ref } from 'vue'

const loading = ref(true)
const svg = `
        <path class="path" d="
          M 30 15
          L 28 17
          M 25.61 25.61
          A 15 15, 0, 0, 1, 15 30
          A 15 15, 0, 1, 1, 27.99 7.5
          L 15 15
        " style="stroke-width: 4px; fill: rgba(0, 0, 0, 0)"/>
      `
const tableData = [
  {
    date: '2016-05-02',
    name: 'John Smith',
    address: 'No.1518,  Jinshajiang Road, Putuo District',
  },
  {
    date: '2016-05-04',
    name: 'John Smith',
    address: 'No.1518,  Jinshajiang Road, Putuo District',
  },
  {
    date: '2016-05-01',
    name: 'John Smith',
    address: 'No.1518,  Jinshajiang Road, Putuo District',
  },
]
</script>