IOS開發基礎之網易新聞JSON轉模型數組第2天

// // HMHeadline.h // 01-網易新聞搭建 // // Created by 魯軍 on 2021/4/11. //#import <Foundation/Foundation.h>NS_ASSUME_NONNULL_BEGIN@interface HMHeadline : NSObject @property(nonatomic,copy)NSString *title; @property(nonatomic,copy)NSString *imgsrc;+(instancetype)headlineWithDic:(NSDictionary *)dic;+(void)headlines:(void(^)(NSArray *array))successBlock errorBlock:(void(^)(NSError *err))errorBlock;@endNS_ASSUME_NONNULL_END // // HMHeadline.m // 01-網易新聞搭建 // // Created by 魯軍 on 2021/4/11. //#import "HMHeadline.h" #import "HMNetworkTools.h" @implementation HMHeadline + (instancetype)headlineWithDic:(NSDictionary *)dic{HMHeadline *headline = [self new];[headline setValuesForKeysWithDictionary:dic];return headline;}+ (void)headlines:(void (^)(NSArray * _Nonnull))successBlock errorBlock:(void (^)(NSError * _Nonnull))errorBlock{[[HMNetworkTools sharedManager] GET:@"ad/headline/0-4.html" parameters:nil progress:nil success:^(NSURLSessionDataTask * _Nonnull task, NSDictionary * responseObject) {//NSLog(@"%@",responseObject);// 返回一個數組// NSArray *array = responseObject[@"headline_ad"];NSString *rootKey = responseObject.keyEnumerator.nextObject;NSArray *array=responseObject[rootKey];NSMutableArray *mArray = [NSMutableArray arrayWithCapacity:4];[array enumerateObjectsUsingBlock:^(id _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {HMHeadline *headline = [self headlineWithDic:obj];[mArray addObject:headline];}];//調用成功的回掉if(successBlock){successBlock(mArray.copy);}} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {// NSLog(@"%@",error);if(errorBlock){errorBlock(error);}}];}- (void)setValue:(id)value forUndefinedKey:(NSString *)key{}- (NSString *)description {return [NSString stringWithFormat:@"{title:%@ , imagesrc:%@}", self.title,self.imgsrc]; }@end // // ViewController.m // 01-網易新聞搭建 // // Created by 魯軍 on 2021/4/11. //#import "ViewController.h" #import "HMHeadline.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {[super viewDidLoad];[HMHeadline headlines:^(NSArray * _Nonnull array) {NSLog(@"%@",array);} errorBlock:^(NSError * _Nonnull err) {}];}@end

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