Posted on 2013-12-24 13:03
oathleo 閱讀(7291)
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package main
import (
"fmt"
"time"
)
var ch chan int = make(chan int, 1)
func main() {
go aaa()
select {
case <-ch: //拿到鎖
fmt.Println("call")
case <-time.After(5 * time.Second): //超時5s
fmt.Println("5 sec call")
}
}
func aaa() {
time.Sleep(time.Second * 3)
ch <- 1
}