去除表头

                  <el-table
                    :data="tableData"
                    stripe
                    style="width: 100%"
                    :cell-style="{ 'text-align': 'justify-all' }"
                    :show-header="false"
                  >
                  </el-table>

合并

<template>
  <div class="elife-container">
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain size="mini" @click="handleAdd"
          >新增</el-button
        >
      </el-col>
    </el-row>
    <el-table
      v-loading="loading"
      :data="tableData"
      :span-method="objectSpanMethod"
      border
      style="width: 100%"
      :header-cell-style="{ 'text-align': 'center' }"
      :cell-style="{ 'text-align': 'center' }"
    >
      <el-table-column prop="name" label="名称"> </el-table-column>
      <el-table-column prop="timeRange" label="时间设置">
        <template slot-scope="scope">
          <el-tag>{{ scope.row.timeRange }}</el-tag>
        </template>
      </el-table-column>
      <el-table-column prop="reality" label="测试1">
      </el-table-column>
      <el-table-column prop="result" label="测试2">
      </el-table-column>
      <el-table-column label="操作" align="center">
        <template slot-scope="scope">
          <el-button size="mini" type="text" @click="handleEvaluate(scope.row)"
            >评估</el-button
          >
          <el-button size="mini" type="text" @click="handleEdit(scope.row)"
            >编辑</el-button
          >
          <el-button size="mini" type="text" @click="handleDelete(scope.row)"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>
  </div>
</template>
 
<script>
export default {
  data() {
    return {
      tableData: [
        {
          name: "早餐运力配置",
          timeRange: "8:00-9:00",
          reality: 200,
          result: 100,
        },
        {
          name: "午餐运力配置",
          timeRange: "11:00-12:00",
          reality: 200,
          result: 100,
        },
        {
          name: "午餐运力配置",
          timeRange: "12:00-13:00",
          reality: 200,
          result: 100,
        },
        {
          name: "午餐运力配置",
          timeRange: "13:00-14:00",
          reality: 200,
          result: 100,
        },
        {
          name: "晚餐运力配置",
          timeRange: "17:30-18:00",
          reality: 200,
          result: 100,
        },
        {
          name: "晚餐运力配置",
          timeRange: "18:00-18:30",
          reality: 200,
          result: 100,
        },
        {
          name: "晚餐运力配置",
          timeRange: "19:00-19:30",
          reality: 200,
          result: 100,
        },
      ],
    };
  },
  methods: {
    // 新增按钮操作
    handleAdd() {},

    // 评估按钮操作
    handleEvaluate() {},

    // 编辑按钮操作
    handleEdit() {},

    // 删除按钮操作
    handleDelete() {},

    // 合并第1列
    objectSpanMethod({ row, column, rowIndex, columnIndex }) {
      if (columnIndex === 0) {
        // 获取当前单元格的值
        const currentValue = row[column.property];
        // 获取上一行相同列的值
        const preRow = this.tableData[rowIndex - 1];
        const preValue = preRow ? preRow[column.property] : null;
        // 如果当前值和上一行的值相同，则将当前单元格隐藏
        if (currentValue === preValue) {
          return { rowspan: 0, colspan: 0 };
        } else {
          // 否则计算当前单元格应该跨越多少行
          let rowspan = 1;
          for (let i = rowIndex + 1; i < this.tableData.length; i++) {
            const nextRow = this.tableData[i];
            const nextValue = nextRow[column.property];
            if (nextValue === currentValue) {
              rowspan++;
            } else {
              break;
            }
          }
          return { rowspan, colspan: 1 };
        }
      }
    },
  },
};
</script>