Golang builtin.imag() function example

package builtin

The imag built-in function returns the imaginary part of the input complex number

Golang builtin.imag() function usage example

 package main

 import "fmt"

 func main() {
 fmt.Println(imag(100 + 8i))
 }

Output :

8

Reference :

http://golang.org/pkg/builtin/#imag