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Go Cheatsheet - Function Closure

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Part of seriesGo Cheatsheet

Functions

Closure to hide variable

// i will be saved in this function's context
func intSeq() func() int {
    i := 0
    return func() int {
        i++
        return i
    }
}

nextInt := intSeq()
nextInt() // 1
nextInt() // 2

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Go Cheatsheet

Part 17 of 24
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