v2ex的已读标记 - V2EX
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yoyicue
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v2ex的已读标记

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  •   yoyicue Sep 6, 2010 6078 views
    This topic created in 5736 days ago, the information mentioned may be changed or developed.
    三台电脑 同步已读 好痛苦~~~
    貌似是记在cookies上的...
  • 已读
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    9 replies    1970-01-01 08:00:00 +08:00
    fanzeyi
        1
    fanzeyi  
       Sep 6, 2010
    呃 原来是通过cookies实现的啊 我一直在纠结这个功能是如何实现的
    huacnlee
        2
    huacnlee  
       Sep 6, 2010
    改用 Memcached 实现，这个问题就解决了,我现在就在用这种方式在我的项目中
    rveo
        3
    rveo  
       Sep 7, 2010
    cookies ？ 神了。才不是呢！

    是 Css 中对 A 标签的 visited 作状态判断而已。更改连接中的 #reply(\d+) 来区别的。
    yoyicue
        4
    yoyicue  
    OP
       Sep 7, 2010
    @rveo 总之是在浏览器记的，而不是记在db里或者Memacached的
    fanzeyi
        5
    fanzeyi  
       Sep 7, 2010
    @rveo 原来如此。。。。
    fanzeyi
        6
    fanzeyi  
       Sep 7, 2010
    @rveo 呃 那是如何来标记 已看过但是有新回复的呢？
    chuangbo
        7
    chuangbo  
       Sep 7, 2010
    @yoyicue 不是 cookie ,只是一个虚幻的锚点，内容是评论数，然后 css 里 a:visited a:link 单独设一个颜色，让浏览器自己去记录是否已读。这是一个很奇妙的方法……
    leeiio
        8
    leeiio  
       Sep 7, 2010
    @fanzeyi css的:visited伪类的使用
    yoyicue
        9
    yoyicue  
    OP
       Sep 8, 2010
    @chuangbo 恩
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