时间戳为何从 1970 年 1 月 1 日 00 时 00 分 00 秒开始呢？ - V2EX
Home Sign Up Sign In
V2EX = way to explore
V2EX 是一个关于分享和探索的地方
Sign Up Now
For Existing Member  Sign In
mailunion

时间戳为何从 1970 年 1 月 1 日 00 时 00 分 00 秒开始呢？

  •   
  •   mailunion May 14, 2014 5667 views
    This topic created in 4369 days ago, the information mentioned may be changed or developed.
  • 为何
    4 replies    2014-05-14 21:39:59 +08:00
    kingwkb
        1
    kingwkb  
       May 14, 2014
    因为 unix　中 32　位无符号整数能表式的范围有限，就现在来说在３２位系统的机器上面　unixtime　只能到2038年，如果从０年开始，在设计之初就能使用了，为什么是1970，因为这个设计时候是　７０　年代
    georgetso
        2
    georgetso  
       May 14, 2014
    because the big bang starts there
    superbear
        3
    superbear  
       May 14, 2014
    birthday！
    nicai000
        4
    nicai000  
       May 14, 2014
    @kingwkb 现代的32位系统早就修了这个了

    另外, 这么点儿事儿就不能Google下, 用得着发帖问?
    About     Help     Advertise     Blog     API     FAQ     Solana     3594 Online   Highest 6679       Select Language
    创意工作者们的社区
    World is powered by solitude
    VERSION: 3.9.8.5 31ms UTC 00:14 PVG 08:14 LAX 17:14 JFK 20:14
    Do have faith in what you're doing.
    ubao msn snddm index pchome yahoo rakuten mypaper meadowduck bidyahoo youbao zxmzxm asda bnvcg cvbfg dfscv mmhjk xxddc yybgb zznbn ccubao uaitu acv GXCV ET GDG YH FG BCVB FJFH CBRE CBC GDG ET54 WRWR RWER WREW WRWER RWER SDG EW SF DSFSF fbbs ubao fhd dfg ewr dg df ewwr ewwr et ruyut utut dfg fgd gdfgt etg dfgt dfgd ert4 gd fgg wr 235 wer3 we vsdf sdf gdf ert xcv sdf rwer hfd dfg cvb rwf afb dfh jgh bmn lgh rty gfds cxv xcv xcs vdas fdf fgd cv sdf tert sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf shasha9178 shasha9178 shasha9178 shasha9178 shasha9178 liflif2 liflif2 liflif2 liflif2 liflif2 liblib3 liblib3 liblib3 liblib3 liblib3 zhazha444 zhazha444 zhazha444 zhazha444 zhazha444 dende5 dende denden denden2 denden21 fenfen9 fenf619 fen619 fenfe9 fe619 sdf sdf sdf sdf sdf zhazh90 zhazh0 zhaa50 zha90 zh590 zho zhoz zhozh zhozho zhozho2 lislis lls95 lili95 lils5 liss9 sdf0ty987 sdft876 sdft9876 sdf09876 sd0t9876 sdf0ty98 sdf0976 sdf0ty986 sdf0ty96 sdf0t76 sdf0876 df0ty98 sf0t876 sd0ty76 sdy76 sdf76 sdf0t76 sdf0ty9 sdf0ty98 sdf0ty987 sdf0ty98 sdf6676 sdf876 sd876 sd876 sdf6 sdf6 sdf9876 sdf0t sdf06 sdf0ty9776 sdf0ty9776 sdf0ty76 sdf8876 sdf0t sd6 sdf06 s688876 sd688 sdf86