element table多層巢狀顯示的實踐_程式設計

有個需求是一個列表，裡面包含多個單子，每個單子可以是唯一，也可以是多個合併之後的，而且每個單子下面顯示的是另外一個表格，來上圖

element table多層巢狀顯示的實踐

每行的操作還不一樣，然後通過官網的一些例子總結了一下合併程式碼

<template>
  <div class="app-container">
    <div>
      <el-table
   http://www.cppcns.com     :data="tableData"
        style="width: 100%;margin-bottom: 20px;"
        :span-method="arraySpanMethod"
        row-key="id"
        border
      >
        <el-table-column type="expand">
          <template slot-scope="props">
            <el-table
              class="table-in-table"
              :show-header="false"
              :data="props.row.datas"
              style="width: 100%;"
              row-key="id"
              :span-method="arraySpanMethod"
              border
            >
              <el-table-column type="expand">
                <template slot-scope="props">
                  <el-table
                    class="table-in-table"
                    :data="props.row.datas"
                    style="width: 100%;"
                    row-key="id"
                    bwww.cppcns.comorder
                  >
                    <el-table-column prop="date" label="下單日期" width="180"></el-table-column>
                    <el-table-column prop="type" label="單據型別" width="180"></el-table-column>
                    <el-table-column prop="status" label="狀態"></el-table-column>
                    <el-table-column label="操作" width="120">
                      <template slot-scope="props">
                        <el-button type="text" size="small">移除</el-button>
                      </template>
                    </el-table-column>
                  </el-table>
                </template>
              </el-table-column>
              <el-table-column prop="applyNo" label="申請單號" width="132.2"></el-table-column>
              <el-table-column prop="name" label="姓名" width="180"></el-table-column>
              <el-table-column prop="address" label="地址"></el-table-column>
            </el-table>
          </template>
        </el-table-column>
        <el-table-colqtKXjDKZumn prop="applyNo" label="申請單號" width="180"></el-table-column>
        <el-table-column prop="name" label="姓名" width="180"></el-table-column>
        <el-table-column prop="address" label="地址"></el-table-column>
        <el-table-column label="操作" width="120">
          <template slot-scope="props">
            <el-button type="text" size="small">移除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
  </div>
</template>
 
<script>
export default {
  name: "name1",components: {},data() {
    return {
      tableData: [
        {
          id: 1,applyNo: "202004291234",name: "李四",address: "上海市普陀區金沙江路 1518 弄"
        },{
          id: 2,applyNo: "202004291235",name: "張三",address: "上海市普陀區金沙江路 1517 弄"
        },{
          id: 3,applyNo: "202004291236,202004291237",name: "王五",address: "上海市普陀區金沙江路 1519 弄",datas: [
            {
              id: 31,applyNo: "202004291236",datas: [
                {
                  id: 31,date: "2016-05-01",type: "型別1",status: "已發貨"
                },{
                  id: 32,type: "型別2",status: "未發貨"
                }
              ]
            },{
              id: 32,applyNo: "202004291237",address: "上海市普陀區金沙江路 1519 弄"
            }
          ]
        },{
          id: 4,applyNo: "202004291238",name: "趙6六",address: "上海市普陀區金沙江路 1516 弄"
        }
      ]
    };
  },methods: {
    arraySpanMethod({ row,column,rowIndex,columnIndex }) {
      if (!row.datas) {
        if (columnIndex === 0) {
          return [0,0];
        } else if (columnIndex === 1) {
          return [1,2];
        }
      }
    }
  }
};
</script>
<style lang="s" scoped>
.app-container {
  ::v-deep {
    .el-table th {
      background: #ddeeff;
    }
    .el-table__expanded-cell {
      border-bottom: 0px;
      border-right: 0px;
      padding: 0px 0px 0px 47px;
    }
  }
  .table-in-table {
    border-top: 0px;
  }
}
</style>

注：需要注意一點的是，這裡面的孩子節點不能用children，因為官方預設是children，所以會出現別的下拉元件
設定td寬度的時候，需要注意的是裡面跟外層的差47.8

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element table多層巢狀顯示的實踐

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