带有格式限制的CEdit类，可以根据用户要求来设定输入格式-CEdit class with format restrictions can be set according to user requirements input format

Ajax Control Toolkit The Ajax Control Toolkit contains a rich set of controls that you can use to build highly responsive and interactive Ajax-enabled Web applications. The Ajax Control Toolkit contains more than 40

VB做的IP地址输入框,有需要的就下载吧，很好的参考。-VB to do the IP address input box, there is a need to download it, a good reference.