gf/geg/os/gmlock/locker1.go

package main

import (
    "time"
    "sync"
    "gitee.com/johng/gf/g/os/glog"
    "gitee.com/johng/gf/g/os/gmlock"
)

// 内存锁基本使用
func main() {
    key := "lock"
    wg  := sync.WaitGroup{}
    for i := 0; i < 10; i++ {
        wg.Add(1)
        go func(i int) {
            gmlock.Lock(key)
            glog.Println(i)
            time.Sleep(time.Second)
            gmlock.Unlock(key)
            wg.Done()
        }(i)
    }
    wg.Wait()
}