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For Each Loop in Swift for Beginners
May 3, 2020

forEach(_:)

It's an instance method that calls the given closure on each element in the sequence in the same order as a for-in loop.

Declaration


func forEach(_ body: (Element) throws -> Void) rethrows

Where body =  A closure that takes an element of the sequence as a parameter.

Example


let numberWords = ["one", "two", "three"]
numberWords.forEach { word in
    print(word)
}

//Output
one
two
three
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