gotour-notes/concurrency/hello/go.go

package main

import (
	"fmt"
	"time"
)

func say(s string) {
	for i := 0; i < 5; i++ {
		time.Sleep(time.Millisecond * 100)
		fmt.Print(s)
	}
}

func main() {
	go say("world!!\n")
	say("hello ")
}