Reverse for loop in iOS objective C and swift || For loop in descending order

-

 Solution:

Swift:

Comments

Post a Comment

Popular posts from this blog

How to blink a button iOS swift?

-
Solution: The below extension is used for blink the button. You can call the extension by using the code.                 btn .b link () Function: extension UIButton {     func blink() {         self . alpha = 0.0 ;         UIView . animate (withDuration: 0.6 , //Time duration you want,             delay: 0.0 ,             options: [. curveEaseInOut , . autoreverse , . repeat ],             animations: { [weak self ] in self ?. alpha = 1.0 },             completion: { [weak self ] _ in self ?. alpha = 0.0 })     }          func stopBlink() {         self . layer . removeAllAnimations ()         self . alpha = 1.0 ;       ...
Read more

Convert NsNumber, NSDate to String in iOS Swift

-
Code: String (describing: nsnumbervalue )          (or) String (nsnumbervalue ) The above code is used to convert the NsNumber to String.  NSDate To String String (describing: Date ) Combine NsNumber and string to String Code: String ( " \ ( nsnumbervalue ) km" ) Convert Float to String  Code: String (describing: floatvalue )
Read more

Parse the value from string value iOS swift

-
Problem: How to parse the string that contains the json value?   Solution: extension String {     var parseJSONString : AnyObject?     {         let data = self .data(using: String .Encoding.utf8, allowLossyConversion: false )         if let jsonData = data         {             // Will return an object or nil if JSON decoding fails             do             {                 let message = try JSONSerialization.jsonObject(with: jsonData, options:.mutableContainers)                 if let jsonResult = message as ? NSMutableDictionary                 {                     return jsonResult //Will return the json array output    ...
Read more