Change font of substring swift

let longestWordRange = (longString as NSString).range(of: longestWord)

let attributedString = NSMutableAttributedString(string: longString, attributes: [NSAttributedStringKey.font : UIFont.systemFont(ofSize: 20)])

attributedString.setAttributes([NSAttributedStringKey.font : UIFont.boldSystemFont(ofSize: 20), NSAttributedStringKey.foregroundColor : UIColor.red], range: longestWordRange)

Source: stackoverflow.com

Similar codes

0 vote462 views2 answers
Update parent vc from child controller swift 5
Swift
-1 vote369 views1 answer
Dismiss keyboard when tap outside swift 5
Swift
0 vote380 views1 answer
Convert string true to boolean swift
Swift
1 vote362 views2 answers
How to get rid of excess space in swift
Swift
0 vote405 views1 answer
Log HTTPURLRESPONSE swift
Swift
1 vote429 views1 answer
Custom tab bar swift ios
Swift
2 votes369 views2 answers
Swift url encode string
Swift
0 vote384 views1 answer
Remove title only back button swift
Swift
1 vote361 views1 answer
Set button programmatically swift
Swift
0 vote419 views1 answer
Add callbacks to view swiftui
Swift