golang fanout example

main.go

package main

import (
	"fmt"
)

func testP(in <-chan string) {
	for v := range in {
		fmt.Println(v)
	}

	fmt.Println("Done")
}

func fanout(outs ...chan<- string) {
	for _, out := range outs {
		out <- "test channel"
		close(out)
	}
}

func main() {
	c1 := make(chan string)
	c2 := make(chan string)
	c3 := make(chan string)
	blockC := make(chan struct{})

	go testP(c1)
	go testP(c2)
	go testP(c3)

	fanout(c1, c2, c3)

	<-blockC
}