需要依赖SnapKit，使用pod install 本库的时候会自动安装SnapKit。 另外代码是引用的这位朋友的SnapKitExtension，我只是帮助封装成pods，方便使用，感谢这位朋友提供代码
To run the example project, clone the repo, and run pod install from the Example directory first.
snapkitArrayExtention is available through CocoaPods. To install it, simply add the following line to your Podfile:
pod 'SnapkitArrayExtention'hpzerozero, fly_dapeng@163.com
snapkitArrayExtention is available under the MIT license. See the LICENSE file for more info.