React开发（224）:ant design label绑定值

   <Col span={12}>
                <Form className={'form-customer'} label="同意退运费">
                  <span style={{ fontSize: 14 }}>￥</span>
                  <Form.Item style={{ width: '20%' }}>
                    {getFieldDecorator(`freight`)(<InputNumber 
step={1} precision={2} min={0} />)}
                  </Form.Item>
                </Form>
              </Col>