How to find out the number of CPUs in Go lang?

Question

Is there a simple way to find out the number of CPU's on a local machine using Go lang?

possible duplicate of [Golang: how to verify number of processors on which a Go program is running](http://stackoverflow.com/questions/13234749/golang-how-to-verify-number-of-processors-on-which-a-go-program-is-running) — squiguy, Jun 06 '14 at 03:25

score 62 · Accepted Answer · answered Jun 06 '14 at 03:50

62

package main

import (  
    "fmt"
    "runtime"
)

func main() {
    fmt.Println(runtime.NumCPU())
}

answered Jun 06 '14 at 03:50

Eve Freeman

1 Answers1