CustomView

@interface CustomView: UIView
- (instancetype)init;
@end

@implementation

- (instancetype)init
{
    UINib *nib = [UINib nibWithNibName:@"CustomView" bundle:nil];
    self = [nib instantiateWithOwner:self options:nil][0];

    return self;
}

@end

// CustomView *view = [[CustomView alloc] init];