vue使用el-table 添加行手动填写数据和删除行及提交保存功能

      <el-dialog :title="titleDataDictionary" :visible.sync="openDataDictionary" width="1300px" append-to-body>
        <el-button type="primary" class="add-btn" @click="addDemo">添加行</el-button>
        <el-table
          :data="tableData"
          size="mini"
          stripe
          highlight-current-row
          border
          style="width: 97.3%"
          class="el-tb-edit"
          :header-cell-style="{
        background: '#2a87ed',
        color: '#fff',
        fontSize: ' 1.2rem',
        fontWeight: 'normal',
        height: '2.88rem',
      }"
          ref="demoTable"
        >
          <el-table-column prop="index" label="序号" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.index"></el-input>
              <!--              <span>{{ scope.row.index }}</span>  显示在输入框的下面-->
            </template>
          </el-table-column>
          <el-table-column prop="assetNo" label="资产编号" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.assetNo"></el-input>
            </template>
          </el-table-column>
          <!-- <el-table-column type="index" width="50">序号</el-table-column> -->
          <el-table-column prop="riskSourceName" label="表中文名" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.riskSourceName"></el-input>
            </template>
          </el-table-column>
          <el-table-column prop="riskPointName" label="表英文名" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.riskPointName"></el-input>
              <!--              <span>{{ scope.row.riskPointName }}</span>-->
            </template>
          </el-table-column>
          <el-table-column prop="riskLevel" label="字段中文名" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.riskLevel"></el-input>
              <!--              <span>{{ scope.row.riskLevel }}</span>-->
            </template>
          </el-table-column>
          <el-table-column prop="hiddenDanger" label="字段类型" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.hiddenDanger"></el-input>
              <!--              <span>{{ scope.row.hiddenDanger }}</span>-->
            </template>
          </el-table-column>
          <el-table-column prop="type" label="字段长度" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.type"></el-input>
              <!--              <span>{{ scope.row.type }}</span>-->
            </template>
          </el-table-column>
          <el-table-column prop="accident" label="取值范围" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.accident"></el-input>
              <!--              <span>{{ scope.row.accident }}</span>-->
            </template>
          </el-table-column>
          <el-table-column prop="remark" label="备注" width="120">
            <template slot-scope="scope">
              <el-input v-model="scope.row.remark"></el-input>
              <!--              <span>{{ scope.row.remark }}</span>-->
            </template>
          </el-table-column>
          <el-table-column prop="accident" label="操作" width="120">
            <template slot-scope="scope">
              <el-button
                size="mini"
                type="text"
                icon="el-icon-delete"
                @click="handleDeleteDataDictionary(scope.$index,tableData)"
              >删除
              </el-button>
            </template>
          </el-table-column>
        </el-table>
        <el-button type="primary" class="add-btn" @click="handleDataDictionaryAssetInfo">提交</el-button>
      </el-dialog>

      data(){
        return{
          //录入数据字典资产信息
          dataId: 1,
          //数据字典资产信息的集合
          tableData: [],
          //数据字典资产信息录入
          openDataDictionary: false,
          //数据字典资产信息录入弹出框标题
          titleDataDictionary: "",
        }
      }

methods: {
    /** 删除按钮操作 */
    handleDeleteDataDictionary(index, rows) {
      alert("index" + index);//这个index就是当前行的索引坐标
      this.$modal.confirm('是否删除当前行？').then(function () {
        rows.splice(index, 1); //对tableData中的数据删除一行
      }).then(() => {
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    //   添加行
    addDemo() {
      var d = {
        index: this.dataId++,
        assetNo: "", //资产编号实时回显
        riskSourceName: "",
        riskLevel: "",
        riskPointName: "",
        type: "",
        hiddenDanger: "",
        dangerLevel: "",
        accident: "",
        remark: ""
      };
      this.tableData.push(d);
      setTimeout(() => {
        this.$refs.demoTable.setCurrentRow(d);
      }, 10);
    },
    /**
     * 数据字典资产信息录入点击提交执行的方法
     * */
    handleDataDictionaryAssetInfo() {
      addDataDictionaryAssetInfo(this.tableData).then(response => {
        this.$modal.msgSuccess("新增成功");
        this.open = false;
      });
    },