https://github.com/steipete/Aspects
- 交换两个方法的实现
- AOP(面向切面编程)
https://github.com/rentzsch/jrswizzle
- 交换两个方法的实现
https://github.com/RuiAAPeres/UIViewController-Swizzled
- 打印当前所在的ViewController
https://github.com/steipete/Aspects
https://github.com/rentzsch/jrswizzle
https://github.com/RuiAAPeres/UIViewController-Swizzled