iOS NSURLCache

1: 父类

继承于: NSObject

2: 属性

//共享URL缓存实例
@property (class, strong) NSURLCache *sharedURLCache;

3: 方法

//参数1:需要缓存响应的URL请求
//返回:请求的缓存URL响应
- (nullable NSCachedURLResponse *)cachedResponseForRequest:(NSURLRequest *)request;