子类继承父类xib的方法

//子类继承父类Xib的方法..

- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {

if (self = [super initWithNibName:@"父类xib的名字" bundle:nibBundleOrNil]) {

}

return self;

}