github.com/brownsys/tracing-framework-go@v0.0.0-20161210174012-0542a62412fe/go/darwin_amd64/misc/tour/content/flowcontrol/for-is-gos-while.go (about)

     1  // +build OMIT
     2  
     3  package main
     4  
     5  import "fmt"
     6  
     7  func main() {
     8  	sum := 1
     9  	for sum < 1000 {
    10  		sum += sum
    11  	}
    12  	fmt.Println(sum)
    13  }