channels.go

// https://pragmacoders.com/blog/multithreading-in-go-a-tutorial
package main

import (
  "fmt"
  "math/rand"
  "time"
)

func main() {
  rand.Seed(time.Now().UTC().UnixNano())

  query := "Our Query"
  respond := make(chan string)

  go googleIt(respond, query)

  queryResp := <-respond

  fmt.Printf("Sent query:\t\t %s\n", query)
  fmt.Printf("Got Response:\t\t %s\n", queryResp)
}

func googleIt(respond chan<- string, query string) {
  time.Sleep(time.Duration(rand.Intn(10)) * time.Second)
  respond <- "A Google Response"
}