Blinking effect on UILabel

extension UILabel {

    func startBlink() {
        UIView.animate(withDuration: 0.8,
              delay:0.0,
              options:[.allowUserInteraction, .curveEaseInOut, .autoreverse, .repeat],
              animations: { self.alpha = 0 }, 
              completion: nil)
    }

    func stopBlink() {
        layer.removeAllAnimations()
        alpha = 1
    }
}

//Useage e.g. 
loginButton.blink(duration: 1, delay: 0.1, alpha: 0.0100000003)

Source: stackoverflow.com

Similar codes

0 vote356 views1 answer
Swift hstack
Swift
0 vote310 views1 answer
How to decode optional bool swift
Swift
0 vote337 views1 answer
Swift string pad
Swift
0 vote374 views1 answer
Rotate image animated swift
Swift
7 votes477 views1 answer
String to capital letter dart
Swift
0 vote338 views1 answer
Swift make condition that you are in sumulator
Swift
0 vote340 views1 answer
Show alert with textfield swift
Swift
1 vote335 views1 answer
Swift 5 get current year
Swift
1 vote340 views1 answer
Replace character in swift
Swift
7 votes437 views1 answer
Time formats swift
Swift