iOS 沙盒

//    获得根目录的方式

 NSString *homePath = NSHomeDirectory();

    NSLog(@"%@",homePath);

//    获得Documents目录的方式

    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);

    NSString *DocumentPath = [paths firstObject];

    NSLog(@"%@",DocumentPath);

    

//    获得library/Caches目录的方法

    

    NSArray *paths2 = NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES);

    NSString *libraryPath = [paths2 lastObject];

    NSLog(@"%@",libraryPath);

    

    NSArray *paths3 = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);

    NSString *cachesPath = [paths3 firstObject];

    NSLog(@"cachesPath:%@",cachesPath);

    

//    获得临时文件tmp目录的方法

    NSString *tempPath = NSTemporaryDirectory();

    NSLog(@"%@",tempPath);