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摘要: https://www.jianshu.com/p/8dac60bf640f 阅读全文
posted @ 2020-11-17 21:59 逆欢 阅读(80) 评论(0) 推荐(0)
摘要: https://mp.weixin.qq.com/s?__biz=MjM5OTMyODA4Nw==&mid=2247484582&idx=1&sn=e5dfbccdf546feaaa07ab1f2d2e09f58&chksm=a73c649e904bed88d4198b446ef2a3ad2b5c3 阅读全文
posted @ 2020-11-15 16:51 逆欢 阅读(177) 评论(0) 推荐(0)
摘要: https://blog.csdn.net/potato512/article/details/25994729 阅读全文
posted @ 2020-11-11 01:11 逆欢 阅读(72) 评论(0) 推荐(0)
摘要: https://blog.csdn.net/u012701023/article/details/47828669 阅读全文
posted @ 2020-11-08 14:20 逆欢 阅读(60) 评论(0) 推荐(0)
摘要: 通过代理 delegate VCSecond。h #import <UIKit/UIKit.h> NS_ASSUME_NONNULL_BEGIN //定义一个协议 视图控制器二协议 @protocol VCSecondDelegate <NSObject> //定义一个协议函数,改变背景颜色 -(v 阅读全文
posted @ 2020-10-14 22:50 逆欢 阅读(118) 评论(0) 推荐(0)
摘要: ViewController.m #import "ViewController.h" @interface ViewController () @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad] 阅读全文
posted @ 2020-10-09 22:33 逆欢 阅读(86) 评论(0) 推荐(0)
摘要: ViewController.h #import <UIKit/UIKit.h> @interface ViewController : UIViewController < //普通协议代理,处理视图选取普通事件协议功能 UIPickerViewDelegate, //数据代理协议 获取数据代理函 阅读全文
posted @ 2020-10-09 21:48 逆欢 阅读(120) 评论(0) 推荐(0)
摘要: scenedelegate.m #import "SceneDelegate.h" #import "VCFirst.h" #import "VCSecond.h" #import "VCThird.h" @interface SceneDelegate () @end @implementatio 阅读全文
posted @ 2020-09-28 22:31 逆欢 阅读(155) 评论(0) 推荐(0)
摘要: secendelegate.m #import "SceneDelegate.h" #import "VCRoot.h" @interface SceneDelegate () @end @implementation SceneDelegate - (void)scene:(UIScene *)s 阅读全文
posted @ 2020-09-28 21:40 逆欢 阅读(179) 评论(0) 推荐(0)
摘要: scenedelegate.m #import "SceneDelegate.h" #import "VCRoot.h" @interface SceneDelegate () @end @implementation SceneDelegate - (void)scene:(UIScene *)s 阅读全文
posted @ 2020-09-28 21:36 逆欢 阅读(194) 评论(0) 推荐(0)
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