思路解析：

点击修改，将单元格内改变成输入框格式，点击保存去调取接口

 <!-- 表格主体 -->
          <template slot-scope="scope">
            <span v-if="scope.row.isSet">
              <el-input
                size="large"
                placeholder="请输入内容"
                v-model="scope.row[temTableData.keyList[index]]"
                @input="inputChange($event)"
              >
              </el-input>
            </span>
            <span v-else>{{ scope.row[temTableData.keyList[index]] }}</span>
          </template>