Delete a record in iPhone addressBook iOS swift

-
Solution:

 You can have to store the contact identifier in your database.Using that contact identifier you can navigate the app to view the contactEdit page.It can have an option to delete the contact

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