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Questions tagged [nsrange]

A structure used to describe a portion of a series—such as characters in a string or objects in an NSArray object.

343 questions
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How to use NSRange

I am using NSRange with an Attributed string, but I don't fully understand which parts of the text will be bolded and which are not. This is what I tried: NSRange boldedRange = NSMakeRange(2, 4); What exactly does the 2 stand for and the 4 stand…
Ameya Vaidya
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How to pull an integer value from NSRange?

I have an NSRange and need to break a string into two substrings on either side of this NSRange. How do I get an integer value (like the index) out of an NSRange?
user1486548
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How can I use NSRange with integers to simplify my code?

I've just started learning Objective-C and made a little compass app that will display a direction when it falls into a range of headings. It works just fine, but I wonder if there is a more concise way of writing it using NSRange. After a lot of…
Matt Miller
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About pointers in Objective-C

I stumbled across the following and can't seem to work out why this works. Please can you explain why I don't need to use a pointer before range? NSString *d = @"The quick brown fox"; NSRange range = [d rangeOfString:@"brown"];
vboombatz
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indexSetWithIndexesInRange is not doing what expected

I want to select some objects from an array. Therefore I'm using begin and end indexes of my selection. NSLog(@"start:%d\nend:%d", startIndex, endIndex); NSIndexSet *myIndexes = [NSIndexSet indexSetWithIndexesInRange:NSMakeRange(startIndex,…
testing
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Get current paragraph in UITextView?

I want to detect the current paragraph, this is my code so far, but it doesn't work so well. Lets say I have 3 paragraphs and when the cursor is between them, it selects the next one, which is not right. Is there a better way to do this? With this…
Elida
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How can I remove any substring that has parentheses () in my NSString?

I have the following NSString: Hello (my name is) John How do I remove the (my name is) part quickly and easily? I want to make sure it handles situations where there is only a ( and then a following ) and doesn't crash on anything else.
Ethan Allen
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Text string with EMOJI causing issues with NSRange

I am using TTTAttributedLabel to apply formatting to text, however it seems to crash because I am trying to apply formatting to a range which includes emoji. Example: NSString *text = @"@user1234 #hashtag"; // text.length reported as 22 by NSLog as…
mootymoots
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Convert NSRange contents to NSString?

I am working on a Cocoa Mac OSX app, and I am wondering if it is possible to present the contents of an NSRange found by: NSRange range; range.location = 4; range.length = 4; as an NSString? e.g. in the example above, if I had a string with…
Conor Taylor
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Remove Part of an NSString and copy it into another NSString

So I have an NSString, lets say it: NSString *mainString = @"My Name is Andrew (I like computers)"; And I want remove everything from the "(" to the ")" from mainString. And I want to put everything in between the "()" into a subString. For…
Andrew
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Unknown escape sequence - Regular expression

I want to validate email text for which I am using RegexKitLite.h. I am doing things as follows : NSString *strEmail = [txtEmail text]; NSRange range = [strEmail…
Nitish
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Get the NSRange for the visible text after scroll in UITextView

I'm trying to save the location of scrolled text in a UITextView so that I can return to that location upon loading the ViewController again. I have very long strings, so I want the user to be able to scroll to a specific location and then return to…
L.EXE
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Extract table from NSAttributedString

Suppose I have read NSAttributedString from a file (html or rtf) and in that file I clearly see several tables. Is there a way to extract those tables or at least find an NSRange that corresponds to the table? It would be ideal if I could somehow…
alagris
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Fastest way to get array of NSRange objects for all uppercase letters in an NSString?

I need NSRange objects for the position of each uppercase letter in a given NSString for input into a method for a custom attributed string class.  There are of course quite a few ways to accomplish this such as rangeOfString:options:…
Bama91
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Treat a single integer value as a range in Swift

I need to validate the length of a string. The allowed values for the character count are: 6 – 9 characters 12 characters 15 characters All strings with a different character count are invalid. Thus, I would like to create a Swift function that…
Mischa
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