React工作11:ant design table rowkey设置唯一值

Warning: Each record in table should have a unique `key` prop,or set `rowKey` to an unique primary key.
     rowKey="code"
           pageIndex={pageIndex}
           pageSize={pageSize}
           total={frameTotal}
           // loading={tableLoading}
           columns={columns}
           dataSource={frameSource}
           rowSelection={rowSelection}
           onTableChange={this.handleFrameChange}
 rowKey设为唯一值