Created
January 18, 2018 22:05
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[A Tour of Go] Exercise: Fibonacci closure
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package main | |
import "fmt" | |
// fibonacci is a function that returns | |
// a function that returns an int. | |
func fibonacci() func() int { | |
i := 0 | |
j := 1 | |
return func() int { | |
result := i | |
i = j | |
j = result + j | |
return result | |
} | |
} | |
func main() { | |
f := fibonacci() | |
for i := 0; i < 10; i++ { | |
fmt.Println(f()) | |
} | |
} |
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