Go語言interface的小技巧

標籤：golang   interface   

package mainimport ("container/list""fmt""os""sync""time")type INFO struct {lock sync.MutexName stringTime int64}var List *list.List = list.New()func main() {var Info INFOgo func() {time.Sleep(1e9 * 30)os.Exit(1)}()go func() {for i := 0; i < 100; i++ {time.Sleep(1e8)Info.lock.Lock()Info.Name = fmt.Sprint("Name", i)Info.Time = time.Now().Unix()Info.lock.Unlock()List.PushBack(Info)}}()go Getgoods()select {}}func Getgoods() {time.Sleep(1e9)for List.Len() > 0 {if N, T := List.Remove(List.Front()).(INFO).name(); time.Now().Unix()-T >= 1 {fmt.Println(N)}}Getgoods()}func (i INFO) name() (string, int64) {return i.Name, i.Time}

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Go語言interface的小技巧