el-tooltip和el-popconfirm同时用

　　　　　　<el-tooltip
              class="item"
              effect="dark"
              content="删除图斑"
              placement="bottom"
            >
              <el-popconfirm
                :key="scope.row.index"
                title="确定删除该图斑吗？"
                :popper-append-to-body="false"
                @confirm="handleDelete(scope.row.gid)"
              >
                <i
                  slot="reference"
                  style="font-size: 20px;"
                  class="el-icon-delete-solid"
                  @click.stop=""
                ></i>
              </el-popconfirm>
　　　　</el-tooltip>