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@slash3b
Created April 16, 2017 17:08
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fibonacci in go with closure
package main
import "fmt"
// fibonacci is a function that returns
// a function that returns an int.
func fibonacci() func() int {
nums := []int{0, 0}
return func() int {
var elem int
length := len(nums)
fmt.Print(nums)
elem = nums[length - 1] + nums[length - 2]
result := elem
if (elem == 0) {
elem = 1
}
nums = append(nums, elem)
return result
}
}
func main() {
f := fibonacci()
for i := 0; i < 10; i++ {
fmt.Println(f())
}
}
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