z_element_plus/docs/examples/page-header/custom-icon.vue

<template>
  <el-page-header :icon="ArrowLeft">
    <template #content>
      <span class="text-large font-600 mr-3"> Title </span>
    </template>
  </el-page-header>
</template>

<script lang="ts" setup>
import { ArrowLeft } from '@element-plus/icons-vue'
</script>