nsdictionary

问题 I have two arrays say itemName and itemImages NSArray *itemName = @[@"Blog", @"Missions", @"Subscriptions", @"Questions", @"Aide",@"Disconnect"]; NSArray *itemImages = @[@"ico-1",@"ico-2", @"ico-3", @"ico-4", @"ico-5", @"ico-6"]; I need to add them to a dictionary NSMutableDictionary *menuItemNameImage = [[NSMutableDictionary alloc] init]; [menuItemNameImage setValue:itemName forKey:@"itemName"]; [menuItemNameImage setValue:itemImages forKey:@"itemImages"]; NSLog(@"%@", menuItemNameImage);

问题 i try to understand how to use in NSDictionary , so i create 2 files the first one is bookStore this is the interface: #import <Foundation/Foundation.h> #import "Book.h" @interface Bookstore : NSObject { NSDictionary* myBookStore; } @property(retain) NSDictionary* myBookStore; -(id)init; -(void)printInvetory; -(BOOL)addBook:(Book*)newBook; -(BOOL)removeBookWithTitle:(NSString*)whichTitle; -(BOOL) findBook:(NSString*)whatLook; -(void) dealloc; @end this is the implementation #import "Bookstore

问题 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 7 years ago . I am a new Iphone developer i need your help, Any one provide me creating array with key and value, and how can fetch in xcode. 回答1: This the NSMutableDictionary. You can search for sample codes. For example:

问题 I'm trying to teach myself but am struggling with how to store something like an NSArray inside an NSDictionary. Let's say hypothetically you had a NSDictionary for recipes: Let's say the NSDictionary had keys like: Spaghetti, Fettucine Alfredo, Grilled Chicken Salad And the NSDictionary had an NSArray which was simply a list of ingredients. I suppose the equivalent PHP code would be something like: $['Spaghetti'] = array('Spaghetti Pasta', 'Spaghetti Sauce', 'Meatballs'); $['Fettucine

问题 I have an array which consists of several NSDictionaries with the keys: NSString *name NSString *ID NSDictionary *phoneNumbersDict Now I want to filter this array to find the one which has the phoneNumbersDict key @"keyIAmLookingFor" and the value @"valueIAmLookingFor" . NSMutableArray *addressBookPhoneIndividuals = [NSMutableArray array]; for (int i = 0; i < x; i++) { [addressBookPhoneIndividuals addObject:@{ @"name" : @"...", @"ID" : @"...", @"phoneNumbers" : @{...} }]; } 回答1: NSString

问题 This question already has answers here : NSDictionary with ordered keys (9 answers) Closed 3 years ago . I am passing NSDictionary to my function as a parameter. I want it's key and values to be in order as I inserted. for eg. expected output is: mutable dict:{ zKey1 = Value1; fKey2 = Value2; aKey3 = Value3; } I have tried following ways to create and set value for keys. NSMutableDictionary *mutableDict = [[NSMutableDictionary alloc]init]; [mutableDict setObject:@"Value1" forKey:@"zKey1"];

问题 I read in this forum that is possible to use a NSLocalizedString as key of a NSDictionary. This is my NSDictionary: LABELS = [[NSDictionary alloc] initWithObjectsAndKeys: NSLocalizedString(@"Threshold 0", @"Description for threshold 0") , @"threshold_0", NSLocalizedString(@"Threshold 1", @"Description for threshold 1"), @"threshold_1", NSLocalizedString(@"Threshold 2", @"Description for threshold 2"), @"threshold_2", NSLocalizedString(@"Threshold 3", @"Description for threshold 3"), @

问题 i have several dictionaries in my program,i have put all those dictionaries in an array i want to sort those dates accordingly dictionary should exchange its position,below shown is the code i am using,but i am not getting it sorted.Please help me to fix this issue **NSLog(@"before sorting---%d",[allDataArray count]); for(int i=0;i<[allDataArray count]-1;i++){ NSString *dateStr1=[[allDataArray objectAtIndex:i]objectForKey:@"Date"]; for(int j=i+1;j<[allDataArray count];j++){ NSString *dateStr2

问题 I am using an NSSortdescriptor to sort a collection of NSArrays, I then came across a case where the particular NSArray to be sorted contains an NSDictionary who contains an NSDictionary. I would like to sort from the string paired with a key in the last dictionary. This is how I would reference the string: NSDictionary *productDict = [MyArray objectAtIndex:index]; NSString *dealerName = [[productDict objectForKey:@"dealer"] objectForKey:@"name"]; How would I use the dealerName in my

问题 Iam trying to save NSMutableDictionary to NSUserDefaults with this code: NSUserDefaults *def = [NSUserDefaults standardUserDefaults]; NSMutableDictionary *repositoryData = [[NSMutableDictionary alloc] init]; [repositoryData setObject:personData forKey:@"persondata"]; [def setObject:repositoryData forKey:@"kUserRepository"]; [def synchronize]; [repositoryData removeAllObjects]; [repositoryData release]; But i am getting this msg: [NSUserDefaults setObject:forKey:]: Attempt to insert non