Swift completion handler

func thisNeedsToFinishBeforeWeCanDoTheNextStep(completion: (String) -> ()) {    
    let stringToPassOutOfTheCompletionHandler = "The quick brown fox"    
    completion(stringToPassOutOfTheCompletionHandler)
}

Source: medium.com

Similar codes

7 votes259 views4 answers
Swiftui background color
Swift
2 votes239 views1 answer
Remove divider list swiftui
Swift
0 vote235 views1 answer
Image copy swift extension
Swift
-1 vote224 views1 answer
Detect textfield change swiftui
Swift
0 vote243 views1 answer
Log HTTPURLRESPONSE swift
Swift
0 vote290 views1 answer
Share local storage wkwebview swift
Swift
1 vote236 views1 answer
Pushviewcontroller swift autolayout
Swift
1 vote256 views1 answer
Swift alert toast
Swift
0 vote279 views1 answer
Remove grey background when selecting cells from uitableview swift after selection
Swift
0 vote219 views1 answer
Allowed filename characters swift
Swift