package main
import "fmt"
func intSeq() func() int {
i := 0
return func() int {
i++
return i
}
}
func main() {
nextInt := intSeq()
fmt.Println(nextInt())
fmt.Println(nextInt())
fmt.Println(nextInt())
newInts := intSeq()
fmt.Println(newInts())
}$ go run closures.go
1
2
3
1
GO实例
GO