获取资源路径 使用[NSBundle MainBundle] pathForResources 拿不到 images.xcassets里面图片的路径
#define ResourcePath(name,type) [[NSBundle mainBundle] pathForResource:name ofType:type]
Cache目录路径
#define CachePath(_arg) [[NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) lastObject] stringByAppendingPathComponent:_arg]
Libaray目录路径
#define LibararyPath(_arg) [[NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES) lastObject] stringByAppendingPathComponent:_arg]
Document目录路径
#define DocumentPath(_arg) [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject] stringByAppendingPathComponent:_arg]