摘要：
UISlider常用属性1.@property(nonatomic) float value; // default 0.0. this value will be pinned to min/max2.@property(nonato... 阅读全文
摘要：
UIImageView常用属性设置图片 @property (nullable, nonatomic, strong) UIImage *image; // default is nil设置用户交互 @property (nonatomic, getter=isUserInteractionEnab... 阅读全文