elementUI的el-table和el-checkbox组合形成表格多选框

<el-dialog
        title="简号表"
        :visible.sync="showJhTable"
        width="100%"
        class="jhbdia"
        top="1vh"
        @closed="clearJh"
      >
        <el-checkbox-group v-model="selectJh" :min="0" :max="1">
          <el-table
            :data="jhData"
            :header-cell-style="{ ‘text-align‘: ‘center‘ }"
            :show-header="false"
          >
            <el-table-column
              width="75"
              align="left"
              v-for="num in 20"
              :key="num"
            >
              <template slot-scope="scope" v-if="scope.row.length >= num">
                <el-checkbox
                  :label="scope.row[num - 1].jh"
                  :key="scope.row[num - 1].jh"
                >
                  {{ scope.row[num - 1].jh }}
                </el-checkbox>
              </template>
            </el-table-column>
          </el-table>
        </el-checkbox-group>
        <span slot="footer" class="dialog-footer">
          <el-button @click="tjJh" type="primary">提交</el-button>
          <el-button @click="showJhTable = false">返回</el-button>
        </span>
      </el-dialog>

<script>
import {
  get as httpGet,
  delete_ as httpDelete,
  post as httpPost,
  backend_url,
  get_by_url,
  download as httpDownload,
  upload as uploadHeaders,
} from "@/xxxxxx/request";
import { get as getZone } from "@/xxxxxx/zone";

export default {
  data() {
    return {
      ztId: "",
      showJhTable: false,
      selectRow: "",
      selectIndex: 0,
      jhData: [],
      selectJh: [],
    };
  },
  computed: {
  
  },
  created() {
    const currentZone = getZone();
    this.ztId = currentZone.id;
    const u = backend_url("/punisher/kqjhsz/selectAll");
      u.searchParams.append("ztId", this.ztId);
      get_by_url(u)
        .then((rst) => {
          this.jhData = rst;
        })
        .catch((e) => this.$message.error(e.message));
  },
  methods: {
    showJh(row, index) {
      // console.log("row=", row, index);
      this.selectRow = row;
      this.selectIndex = index;
      this.showJhTable = true;
      var jhs = [];
      for (let i = 0; i < this.jhData.length; i++) {
        this.jhData[i].map((x) => x.jh).forEach((x) => jhs.push(x));
      }
      var jh = this.selectRow.cells[this.selectIndex].value;
      if (jhs.includes(jh)) {
        this.selectJh = [jh];
      } else {
        this.selectJh = [];
      }
    },
    tjJh() {
      var ol = this.selectRow.cells[this.selectIndex].value;
      if (this.selectJh.length == 1) {
        var ne1 = this.selectJh[0];
        // console.log(ol, ne1);
        if (ol != ne1) {
          // console.log("需要改变");
          httpPost(`/punisher/kqlrbm/editRq`, {
            id: this.selectRow.id,
            index: this.selectIndex,
            cells: this.selectRow.cells,
            value: ne1,
          })
            .then(() => {
              //this.onCurrentChange(this.currentPage);
              this.$message.success("保存成功");
            })
            .catch((e) => this.$message.error(e.message));
        } else {
          this.$message.info("值没有改变，无需更改");
        }
      } else {
        if (ol == "" || ol == null) {
          // console.log("原始就是空,无需改变");
        } else {
          // console.log("清空");
          httpPost(`/xxxxx/kqlrbm/editRq`, {
            ztId: this.ztId,
            id: this.selectRow.id,
            index: this.selectIndex,
            cells: this.selectRow.cells,
            value: "",
          })
            .then(() => {
              //this.onCurrentChange(this.currentPage);
              this.$message.success("保存成功");
            })
            .catch((e) => this.$message.error(e.message));
        }
      }
      this.showJhTable = false;
    },
    clearJh() {
      this.selectJh = [];
    },

  },
};
</script>

<style scoped >
.el-table >>> th {
  background-color: #e4e7ed;
  border-top: 1px solid #c0c4cc;
  border-right: 1px solid #c0c4cc;
  border-bottom: 0.5px solid #c0c4cc;
}
.el-table >>> td {
  border-right: 1px solid #c0c4cc;
  border-bottom: 0.5px solid #c0c4cc;
}
.el-table >>> td {
  padding: 0px;
  height: 25px;
  font-size: 12px;
}
.el-table >>> th {
  padding: 0px;
  font-size: 14px;
  height: 30px;
}
#el-pagin >>> * {
  font-size: 12px;
}
.el-table >>> th.gutter {
  display: table-cell !important;
}
.el-table >>> thead .el-table-column--selection {
  border-left: 1px solid #c0c4cc;
}
.el-table >>> tbody .el-table-column--selection {
  border-left: 1px solid #c0c4cc;
}
.el-table >>> tbody td {
  border-right: 1px solid #c0c4cc;
  border-bottom: 1px solid #c0c4cc;
}
.jhbdia >>> .el-dialog__body {
  padding: 0;
}
.jhbdia >>> .el-table__body {
  border: 1px solid #c0c4cc;
}
.jhbdia >>> .el-table--border td:first-child .cell {
  padding: 0;
}
</style>