github.com/go-redis/redis 这个库, set 一个 key 时,如何设置过期时间? - V2EX
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github.com/go-redis/redis 这个库, set 一个 key 时,如何设置过期时间?

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  •   wo642436249 2019-08-12 13:33:24 +08:00 5572 次点击
    这是一个创建于 2251 天前的主题,其中的信息可能已经有所发展或是发生改变。

    redisCli.Set(ip, nowTime, 6).Err(),想 6 秒后将这个 key 删除,但是这样写有问题,把 6 改为 0 就没事儿了,小白求解

    6 条回复    2019-08-12 14:50:02 +08:00
    bot2020
        1
    bot2020  
       2019-08-12 13:55:52 +08:00
    set(key, value, expiration)
    bot2020
        2
    bot2020  
       2019-08-12 13:56:47 +08:00
    时间需要 time.Duration(expiration)
    bot2020
        3
    bot2020  
       2019-08-12 13:58:06 +08:00
    如果是 6 秒:redisCli.Set(ip, nowTime, 6*time.Second)
    myyou
        4
    myyou  
       2019-08-12 14:00:46 +08:00
    你传入的 6 是指 6 毫秒,6 秒=6 * time.Second
    songjiaxin2008
        5
    songjiaxin2008  
       2019-08-12 14:15:26 +08:00
    `time.Duration` 了解一下
    wo642436249
        6
    wo642436249  
    OP
       2019-08-12 14:50:02 +08:00
    @songjiaxin2008
    @myyou
    @iamzzir
    @iamzzir
    @iamzzir
    非常感谢大家的回复,已经清楚,怪我基础太差了,嘿嘿
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