本人为初学者 这些资料是自己在网上查阅整理的 希望可以符合要求 基本资料，希望通过网站里的资料可以学习进步，也会尽努力给大家找来更好更合适的代码。谢谢。-I for beginners These data are finishing their online access to basic information hoping to meet the requirements, I hope the information through the website where you can learn and progress, will make efforts to give everyone got better and more appropriate code. Thank you.