How can I make a timer that counts down from 3 and then runs a method? How would I do that?
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How can I make a timer that counts down from 3 and then runs a method? How would I do that?
Better way might be to use
performSelector:withObject:afterDelay:method:Or in case method takes 1 parameter:
If method takes multiple parameters you’ll need to use
NSInvocationclass