Vue3中的element-plus表格实现代码

<el-menu 
active-text-color="#ffd04b" 
background-color="#232323" 
:default-active="$route.path" //高亮
text-color="#fff"
        router>
        <el-menu-item index="/article/channel">
          <el-icon>
            <Management />
          </el-icon>
          <span>文章分类</span>
        </el-menu-item>

<template>
  <el-card class="page-container">
    <template #header>
      <div class="header">
        <span>文章分类</span>
        <div class="extra">
          <el-button type="primary">添加分类</el-button>
        </div>
      </div>
    </template>
    ...
  </el-card>
</template>
<style lang="scss" scoped>
.page-container {
  min-height: 100%;
  box-sizing: border-box;
  .header {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
}
</style>

<script setup>
defineProps({
  title: {
    required: true,
    type: String
  }
})
</script>
<template>
  <el-card class="page-container">
    <template #header>
      <div class="header">
        <span>{{ title }}</span>
        <div class="extra">
          <slot name="extra"></slot>
        </div>
      </div>
    </template>
    <slot></slot>
  </el-card>
</template>

<template>
  <page-container title="文章分类">
    <template #extra>
      <el-button type="primary"> 添加分类 </el-button>
    </template>
    主体部分
  </page-container>
</template>

<el-table :data="channelList" style="width: 100%">
  <el-table-column label="序号" width="100" type="index"> </el-table-column>
  <el-table-column label="分类名称" prop="cate_name"></el-table-column>
  <el-table-column label="分类别名" prop="cate_alias"></el-table-column>
  <el-table-column label="操作" width="100">
    <template #default="{ row }">
      <el-button
        :icon="Edit"
        circle
        plain
        type="primary"
        @click="onEditChannel(row)"
      ></el-button>
      <el-button
        :icon="Delete"
        circle
        plain
        type="danger"
        @click="onDelChannel(row)"
      ></el-button>
    </template>
  </el-table-column>
  <template #empty>
    <el-empty description="没有数据" />
  </template>
</el-table>
const onEditChannel = (row) => {
  console.log(row)
}
const onDelChannel = (row) => {
  console.log(row)
}

<script setup>
import { ref } from 'vue'
const dialogVisible = ref(false)
const open = async (row) => {
  dialogVisible.value = true
  console.log(row)
}
defineExpose({
  open
})
</script>
<template>
  <el-dialog v-model="dialogVisible" title="添加弹层" width="30%">
    <div>我是内容部分</div>
    <template #footer>
      <span class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary"> 确认 </el-button>
      </span>
    </template>
  </el-dialog>
</template>

<template>
  <el-select>
    <el-option label="新闻" value="新闻"></el-option>
    <el-option label="体育" value="体育"></el-option>
  </el-select>
</template>

import ChannelSelect from './components/ChannelSelect.vue'
<el-form-item label="文章分类：">
  <channel-select></channel-select>
</el-form-item>

<script setup>
import { artGetChannelsService } from '@/api/article'
import { ref } from 'vue'
defineProps({//子组件接收
  modelValue: {
    type: [Number, String]
  }
})
const emit = defineEmits(['update:modelValue'])//提交父组件方法
const channelList = ref([])//定义数组动态渲染
const getChannelList = async () => {
  const res = await artGetChannelsService()
  channelList.value = res.data.data
}
getChannelList()
</script>
<template>
  <el-select//拆解方法
    :modelValue="modelValue"
    @update:modelValue="emit('update:modelValue', $event)"
  >
    <el-option//动态渲染
      v-for="channel in channelList"
      :key="channel.id"
      :label="channel.cate_name"
      :value="channel.id"
    ></el-option>
  </el-select>
</template>

const params = ref({//父组件定义数据
  pagenum: 1,
  pagesize: 5,
  cate_id: '',
  state: ''
})
<channel-select v-model="params.cate_id"></channel-select>//拆分开就是子组件的updata方法

import { dayjs } from 'element-plus'
export const formatTime = (time) => dayjs(time).format('YYYY年MM月DD日')

 <el-table-column label="发表时间" prop="pub_date">
        <template #default="{ row }">
          {{ formatTime(row.pub_date) }}
        </template>
      </el-table-column>

<el-pagination
  v-model:current-page="params.pagenum"
  v-model:page-size="params.pagesize"
  :page-sizes="[2, 3, 4, 5, 10]"
  layout="jumper, total, sizes, prev, pager, next"
  background
  :total="total"
  @size-change="onSizeChange"
  @current-change="onCurrentChange"
  style="margin-top: 20px; justify-content: flex-end"
/>

const onSizeChange = (size) => {
  params.value.pagenum = 1
  params.value.pagesize = size
  getArticleList()
}
const onCurrentChange = (page) => {
  params.value.pagenum = page
  getArticleList()
}