iOS内购(IAP,In App Purchases-在APP内

https://blog.upx8.com/

cocos creator游戏引擎的一些小教程：
https://www.byjth.com/CocosCreator/75.html

Unity跑酷游戏之触摸滑动的检测
https://blog.csdn.net/foupry/article/details/39084521