A structure used to describe a portion of a series—such as characters in a string or objects in an NSArray object.
Questions tagged [nsrange]
343 questions
1
vote
0 answers
Problem with incorrect NSRange of selected text in NSTextView in function under control of NSText.didChangeNotification
I need to use the length of NSRange of last selection in text (in NSTextView) before the text is changed. For this I am using the Notifications in following way:
override func viewDidLoad()
{
NotificationCenter.default.addObserver(self,…
VYT
- 1,071
- 19
- 35
1
vote
2 answers
How to change font in the string only for the last two characters
I have the string 0.1234
To find the last two characters I use string.suffix(2)
if I use NSRange to find this range in attributedString it works well until the string will not be with equals values. if the string would be like 1.1212, nsrange will…
swift2geek
- 1,697
- 1
- 20
- 27
1
vote
0 answers
How can to get string range location in swift?
i have to generate the range of string and get the startLocation of sub string and the last location of sub string. i have converted the swift 2 code into swift 4 and i am getting error.
Value of type 'Range?' (aka 'Optional>') has no member…
golu_kumar
- 231
- 2
- 9
1
vote
2 answers
Return substring from attributed string using range in Swift
I am trying to get a substring from a string using the range without luck. Having searched high and low, I can't find a way to do this seemingly straightforward task in Swift. The range is in the form of an NSRange obtained from a delegate…
zztop
- 701
- 1
- 7
- 20
1
vote
2 answers
Scroll text to specific point in UITextView depending on font size
I want my UITextView to scroll to a specific point (a word, or better a breakpoint: ">>>") when user presses a button outside the textview itself (on iOS). The font size can vary depending on user interaction (i.e. the user can rise or lower font…
Mafradan
- 23
- 1
- 6
1
vote
1 answer
Removing Duplicate Words from a UITextView
having this delegate of UItextview i want to remove tagging words that are already in text with this delegate
func textView(_ textView: UITextView, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
if text == " ",let…
user4812550
1
vote
2 answers
Convert Range to swift 3
I am trying to convert this code block to work in swift 3.
let grainSize = CGFloat(0.01)
let min = CGFloat(-3)
let max = CGFloat(3)
let range = Range(start: Int(min/grainSize), end: Int(max/grainSize))
The issue I am facing is with…
stktrc
- 1,599
- 18
- 30
1
vote
2 answers
Improve algorithm for finding URLs in a body of text - obj-c
I'm trying to come up with an algorithm to find URLs in a body of text. I currently have the following code (this was my sit down and hack it out code, and I know there has to be a better way):
statusText.text = @"http://google.com…
joshholat
- 3,371
- 9
- 39
- 48
1
vote
2 answers
swift 3 find range of text starting with newline and ending with :
I have a swift 3 string that looks like this:
var str:String = "first name: \nkevin\nlast name:\nwilliams"
when printed, it looks like this:
first name:
kevin
last name:
williams
xxx field:
408 878 2125
I want to find the ranges of fields that…
mjpablo23
- 681
- 1
- 7
- 23
1
vote
1 answer
Highlighting words with TextKit selecting the wrong occurrence of repeated words
I'm actually developing a Quran application in which I'm using TextKit to highlight verses and change their color. Everything is going great but I have a little problem with words that appear multiple times. First of all, my code is:
import…
Aymen ben Romdhane
- 11
- 1
1
vote
2 answers
NSString.rangeOfString returns unusual result with non-latin characters
I need to get the range of two words in a string, for example:
ยัฟิแก ไฟหก
(this is literally me typing PYABCD WASD) - it's a non-sensical test since I don't speak Thai.
//Find all the ranges of each word
var words: [String] = []
var ranges:…
glenstorey
- 5,134
- 5
- 39
- 71
1
vote
0 answers
Fatal Exception: NSInvalidArgumentException -[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[1]
I have a UITextField when user enters i'm changing the color of some text. It works fine but i got one crash report in this method.
Here is the crash report:
Fatal Exception: NSInvalidArgumentException
*** -[__NSPlaceholderDictionary…
user2474640
1
vote
1 answer
Sort Array with NSRange in swift both by length and location
I am trying to sort an Array of NSRanges in swift both by length and location:
var allranges = [NSRange?]()
allranges.append(NSRange(location: 3, length: 5))
allranges.append(NSRange(location: 9, length: 2))
allranges.append(NSRange(location: 9,…
IamMashed
- 1,811
- 2
- 21
- 32
1
vote
0 answers
How can I get NSRange from UITextView?
Hello I'm trying to calculate NSRange in a my text view.
I want to create text reader application but I cannot calculate NSRange value. This below image represents my textView.
How can I calculate NSRange…
김지윤
- 11
- 1
1
vote
2 answers
rangeOfCharacterFromSet: with numeric set
Hoi!
I got a NSString which looks something like this: "$1.00". Always a currency symbol with a value.
I format this string to remove the symbol and any non-decimal characters with str = [str stringByTrimmingCharactersInSet:[[NSCharacterSet…
Peter Meinhardt
- 23
- 5