removing objects from arrays

Posted by Sam Jarman on Stack Overflow See other posts from Stack Overflow or by Sam Jarman
Published on 2010-03-17T02:01:43Z Indexed on 2010/03/17 2:11 UTC
Read the original article Hit count: 489

Filed under:

nsmutablearray

|

iphone-sdk-3.1

Hey All I have an array(NSMutableArray) with 8 objects.

I then remove number 5 (removeObjectAtIndex:4)

does the array now count only 7 objects? or 8 with a space?

I need to know. I plan to 'drain the array' after doing a thing with each object.

Cheers Guys

Sam

© Stack Overflow or respective owner

Related posts about nsmutablearray

Compare NSArray with NSMutableArray adding delta objects to NSMutableArray

as seen on Stack Overflow - Search for 'Stack Overflow'
I have an NSMutableArray that is populated with objects of strings. For simplicity sake we'll say that the objects are a person and each person object contains information about that person. Thus I would have an NSMutableArray that is populated with person objects: person.firstName person.lastName person… >>> More
Setting an NSMutableArray in AppDelegate to be an NSMutableArray in

as seen on Stack Overflow - Search for 'Stack Overflow'
What i'm trying to accomplish is to have an NSMutableArray defined in the AppDelegate. I then have two UIViewControllers. One view is responsible for displaying the array from the AppDelegate. The other view is used to add items to the array. So the array starts out to be empty. View1 doesn't display… >>> More
Where would I implement this array to pass?

as seen on Stack Overflow - Search for 'Stack Overflow'
I currently build an NSMutableArray in Class A.m within the ViewDidLoad Method. - (void)viewDidLoad { [super viewDidLoad]; //Question Array Setup and Alloc stratToolsDict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:countButton,@"count",camerButton,@"camera",videoButton,@"video"… >>> More
Memory Leaks - Objective-C

as seen on Stack Overflow - Search for 'Stack Overflow'
Can anyone help point out memory leaks? I'm getting a bunch within this method and I'm not sure exactly how to fix it. - (NSMutableArray *)getTop5AndOtherKeysAndValuesFromDictionary:(NSMutableDictionary *)dict { NSLog(@"get top 5"); int sumOfAllValues = 0; NSMutableArray *arr = [[[NSMutableArray… >>> More
Objective-C NSMutableArray Count Causes EXC_BAD_ACCESS

as seen on Stack Overflow - Search for 'Stack Overflow'
I've been stuck on this for days and each time I come back to it I keep making my code more and more confusing to myself, lol. Here's what I'm trying to do. I have table list of charges, I tap on one and brings up a model view with charge details. Now when the model is presented a object is created… >>> More

Related posts about iphone-sdk-3.1

iPhone SDK 3.2 beta and iPhone SDK 3.1.2

as seen on Stack Overflow - Search for 'Stack Overflow'
Hello, Currently I am using iPhone SDK 3.1.2 for developing iPhone apps. Apple has recently released iPhone SDK 3.2 beta and I want to try my hands with it. But my problem is that I want to use both versions of SDKs, 3.1.2 since I am currently developing apps and uploading on app store, 3.2 beta… >>> More
iPhone SDK: subFolders inside the main bundle

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, in the current project I have a number of folders, with subfolders, and these contain images: 01.png, 02.png. Folder1/FolderA/f1.png Folder1/FolderB/F1.png When I compile the app, I looked inside the the .app and noticed that all the images are placed in the top level, with no sub-folders.… >>> More
iPhone SDK: subFolders inside the main bundle

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, in the current project I have a number of folders, with subfolders, and these contain images: 01.png, 02.png. Folder1/FolderA/f1.png Folder1/FolderB/F1.png When I compile the app, I looked inside the the .app and noticed that all the images are placed in the top level, with no sub-folders.… >>> More
accessing video preview data with iPhone SDK 3.1.2/3

as seen on Stack Overflow - Search for 'Stack Overflow'
Is there a way to access raw data of iphone camera preview? I mean not the data of the picture that was shot already, but the preview, that shows before taking a shot? TIA >>> More
Accessing Instance Attributes from Secondary Thread (iPhone-SDK)

as seen on Stack Overflow - Search for 'Stack Overflow'
I have a class with an NSDictionary attribute. Inside this class I dispatch another thread to handle NSXMLParser handling. Inside my -didStartElement, I access the dictionary in the class (to compare an element found in the XML to one in the dictionary). At this point I get undefined results. Using… >>> More