【React工作记录六十四】ant design中rowKey的作用

<BaseTable
            rowKey="code"
            loading={loading}
            rowSelection={rowSelection}
            bordered={false}
            // pagination={pagination}
            columns={columns}
            total={total}
            expandedRowKeys={this.state.key}
            expandedRowRender={expandedRowRender}
            dataSource={dataSource}
            onExpand={this.handleRowExpand}
            onExpandedRowsChange={this.onExpandedRowsChange}
            onChange={this.handleChange}
          />