array]; // for (int i = 0; i < 13; i ++) { // [arr addObject:[NSString stringWithFormat...= 3 && i < [arr count] ) { // counts++; // [arr1 addObject:arr[i]]...; // i ++; // // // } // [arrs addObject...*arr = [NSMutableArray array]; // for (int i = 0; i < 26; i ++) { // [arr addObject...alloc] initWithCapacity:1]; // //将小数组加入到大数组中进行管理 // [arrs addObject
array]; [objects addObject:obj]; } NSMutableArray *keys = [NSMutableArray arrayWithCapacity...array[i] collationStringSelector:@selector(uppercaseString)]; [[objects objectAtIndex:index] addObject...NSString *str = obj[0]; NSString *key = [self firstCharacterWithString:str]; [keys addObject...array]; [objects addObject:obj]; } NSMutableArray *keys = [NSMutableArray arrayWithCapacity...array[i] collationStringSelector:@selector(uppercaseString)]; [[objects objectAtIndex:index] addObject
arrayWithContentsOfFile:@"/Users/soso/Desktop/demo1/NSArray/demo.plist"]; NSLog(@"%@",arr);//A,B,C,D,E,F NSMutableArray...NSMutableArray *arr = [NSMutableArray array]; //添加元素 [arr addObject:@"A"]; NSLog(@"%@
NSMutableArray *dataArray=[[NSMutableArray alloc] init]; [dataArray addObject:@"Tom"]; [dataArray...addObject:@"LiLei"]; [dataArray addObject:@"HanMeimei"]; NSNumber *number=[[NSNumber alloc...] initWithInt:100]; [dataArray addObject:number]; NSString *arrayName= [filePath stringByAppendingPathComponent...中 NSMutableArray *newArray=[NSMutableArray arrayWithContentsOfFile:arrayName]; for (NSString...NSMutableArray *objArray=[NSMutableArray arrayWithObjects: card1,
方案1 NSMutableArray strRevArray = [NSMutableArray array]; int size = [strArr count]; int i; if(size>1)...else{ i = 0; } for(i; i >=0; i--) { NSString *str = [strArr objectAtIndex:i]; [strRevArray addObject...:str]; } 方案2 NSArray *strRevArray = [[strArr reverseObjectEnumerator] allObjects]; 方案3 NSMutableArray...[strRevArray addObject:str]; } 方案4 NSMutableArray strRevArray = [NSMutableArray array]; [strArr.reverseObjectEnumerator.allObjects...enumerateObjectsUsingBlock:^(NSString _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) { [strRevArray addObject
@interface ViewController () @property (nonatomic,copy)NSMutableArray *array;//可变数组用copy修饰 @end @implementation...self.array = [[NSMutableArray alloc]init]; for (int i = 0; i<5; i++) { UIImage *img = [[...UIImage alloc]init]; [self.array addObject:img];//报错[__NSArray0 addObject:]: unrecognized selector...sent to instance 0x7fff8062d570 在这里可变数组使用copy来修饰了，然后在使用的时候addObject 报错[__NSArray0 addObject:]: unrecognized...selector sent to instance 0x7fff8062d570 //本例问题解析： //NSMutableArray 是NSArray的子类，NSMutableArray中有addObject
随便获取一个省的城市 NSMutableArray *citys = [NSMutableArray arrayWithArray:[self.arrayProvince objectAtIndex...enumerateObjectsUsingBlock:^(NSDictionary *obj, NSUInteger idx, BOOL * _Nonnull stop) { [self.arrayCity addObject...随便获取一个城市的（县，区，等） NSMutableArray *countyAry = [NSMutableArray arrayWithArray:self.arrayCity[0][@"areas...enumerateObjectsUsingBlock:^(NSDictionary *obj, NSUInteger idx, BOOL * _Nonnull stop) { [self.arrayArea addObject...随便获取一个（县，区，等）的（街道，乡，等） NSMutableArray *streetsAry = [NSMutableArray arrayWithArray:[self.arrayArea
transform"]; animation.beginTime = CACurrentMediaTime() + delay; animation.duration = duration; NSMutableArray...*values = [NSMutableArray array];[values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale...(1, 1, 1.0)]]; [values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale(0.5, 0.5,...]; animation3.duration = duration; animation3.beginTime = CACurrentMediaTime() + delay; NSMutableArray...*values3 = [NSMutableArray array];[values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale
CityModel *cityModel = [CityModel cityWithDistrictData:provinceData]; [cityModelArray addObject...:cityModel]; // 设置三级结构 NSMutableArray *districtModelArray = [NSMutableArray...districtModel = [DistrictModel districtWithDistrictData:districData]; [districtModelArray addObject...districtModel = [DistrictModel districtWithDistrictData:districtData]; [districtModelArray addObject...provinceModel.cities = cityModelArray; } [_provinceModelArray addObject
*mArray = [[NSMutableArray alloc] init]; for (int i = 0; i < array.count; i++) { NSString...[mArray containsObject:item]) { [mArray addObject:item]; }else{ [mArray...[[dict allKeys] containsObject:item]) { NSMutableArray *mArray = [[NSMutableArray alloc]...init]; [mArray addObject:item]; [dict setObject:mArray forKey:item];...:item]; [mArray addObject:item]; } } NSArray *keyArr = dict.allKeys
NO; [self.dataSource insertObject:node atIndex:insertLocation + i]; [insertNodeRows addObject...; for (int i = reloadLocation; i < self.dataSource.count; i++) { [reloadRows addObject:[NSIndexPath...SLNodeModel * node = self.dataSource[i]; if (node.level > level) { [deleteNodeRows addObject...; i < self.dataSource.count; i++) { [reloadRows addObject:[NSIndexPath indexPathForRow:i inSection...if (node.level > level) { node.selected = selected; [selectedNodeRows addObject
*provinces = [NSMutableArray array]; for (NSDictionary *proDic in provincesDic) { FCZoneProvince...*cities = [NSMutableArray array]; for (NSDictionary *cityDic in citiesDic) { FCZoneCity...isEqualToString:@"市辖区"]) { continue; } [coutries addObject...:country]; } city.countries = coutries; [cities addObject:city];...} province.cities = cities; [provinces addObject:province]; } return
* imageArray = [[NSMutableArray alloc]init]; //存放每一帧播放的时间 NSMutableArray * timeArray = [[NSMutableArray... alloc]init]; //存放每张图片的宽度 （一般在一个gif文件中，所有图片尺寸都会一样） NSMutableArray * widthArray = [[NSMutableArray... alloc]init]; //存放每张图片的高度 NSMutableArray * heightArray = [[NSMutableArray alloc]init]; //... { CGImageRef image = CGImageSourceCreateImageAtIndex(source, i, NULL); [imageArray addObject...:[NSNumber numberWithFloat:width]]; [heightArray addObject:[NSNumber numberWithFloat:height]]
u010105969/article/details/48896373 [DownLoadData getNewsData:^(id obj, NSError *err) { NSMutableArray...* applications = [[NSMutableArray alloc] init]; NSMutableArray * picsMutableArr = [[NSMutableArray...PictureApplication * app = [PictureApplication applicationWithDic:dic]; [picsMutableArr addObject...HeadTitleApplication * app = [HeadTitleApplication applicationWith:dic]; [applications addObject
*array = [[NSMutableArray alloc] init]; [array addObject:cell0]; TableCell *cell = [[TableCell...cell.Name.text=@"菜单1"; cell.Comments.text = @"注释1"; cell.ChildArray = nil; [_TableArry addObject....Name.text =@"菜单2"; cell1.Comments.text = @"注释2"; cell1.ChildArray = array; [_TableArry addObject...:child];//放入插入数组中 } item.Open=YES;//设置菜单已经打开 NSMutableArray *PathArray= [NSMutableArray array...:child];//添加到删除数组 } item.Open = NO;//设置子视图关闭 NSMutableArray *mutableArry = [NSMutableArray
Tencent_Open_Source/CodeAnalysis 规则介绍 ▼ 在Objective-C中，有一些方法的参数是不能为空的，比如NSString类的initWithString方法、NSMutableArray...类addObject方法等，这些方法通常会在方法声明中明确指出参数不能为空。...NSMutableArray类addObject方法不允许传递空指针作为参数，会导致程序异常。...解决方案 在调用NSMutableArray类addObject方法前，先对参数进行判空，确保不是空指针，才允许传递。 if (my_str !...= nil) { [myArray addObject:my_str]; } else { // 处理my_str为nil的情况，例如打印错误信息或者设置一个默认值 NSLog(
* successBlocks;//用数组保存回调 static NSMutableArray * failureBlocks; static dispatch_once_t...onceToken; dispatch_once(&onceToken, ^{//仅创建一次数组 successBlocks = [NSMutableArray...new]; failureBlocks = [NSMutableArray new]; }); if (success) {//每调用一次此函数...，就把回调加进数组中 [successBlocks addObject:success]; } if (failure) {...[failureBlocks addObject:failure]; } static BOOL isProcessing = NO;
@property (nonatomic, copy) NSMutableArray *roomGroup; @property (nonatomic, copy) NSMutableArray *group...具体的代码如下 NSMutableArray *modelArray = [NSMutableArray array]; _dataSource = [NSMutableArray array...RoomModel *roomModel = [RoomModel mj_objectWithKeyValues:deviceDic]; [deviceArray addObject...:roomModel]; } [modelArray addObject:model]; model.deviceDetail = [NSMutableArray...arrayWithArray:deviceArray]; [_dataSource addObject:model]; } 这样我们就完成了多层的JSON数据解析。
*)array { // 排序数组 NSMutableArray *tempArray = [NSMutableArray arrayWithCapacity:1]; // 第一趟排序是的子数组个数为...ascendingArr.count for (NSNumber *num in array) { NSMutableArray *subArray = [NSMutableArray...array]; [subArray addObject:num]; [tempArray addObject:subArray]; } /**...:array1[firstIndex]]; firstIndex++; } else { [resultArray addObject:array2...} } // 若第一段序列还没扫描完，将其全部复制到合并序列 while (firstIndex < array1.count) { [resultArray addObject
不存在返回nil */ - (id)objectAtIndex:(NSInteger)index; /** 向数组中添加一条数据 @param object 要添加的数据 */ - (void)addObject...(self.list.count > index) { return self.list[index]; } return nil; } - (void)addObject...:(id)object { [self.list addObject:object]; } - (void)removeAll { if (_list) { [_list...removeAllObjects]; } } # pragma mark - getters - (NSMutableArray *)list { if (!...; // 这里做单个user的解析 [user loadDataFromDictionary:dic]; [self.list addObject
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