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标题: [求助]输出1个16位数字,部分指定 [打印本页]

作者: afeng999     时间: 2009-6-25 00:44    标题: [求助]输出1个16位数字,部分指定

输出1个 16位滴数字..必须符合

set tm5=%date:~2,2%
set tm6=%date:~5,2%
set tm7=%date:~8,2%

set yzm=%random:~-1%
set /p yzm=
pw=%yzm:~2,2%%yzm:~9,2%%yzm:~4,2%

同时pk=%tm5%%tm7%%tm6%

%pw%=%pk%

yzm =多少?  位数为16位 随机数.但要符合上面条件
作者: Hanyeguxing     时间: 2009-6-25 01:51
%random%和%date%每次都会被动态计算
CODE:  [Copy to clipboard]
set yzm=%random:~-1%%random:~-1%%date:~2,2%%date:~5,2%%random:~-1%%random:~-1%%random:~-1%%date:~8,2%%random:~-1%%random:~-1%%random:~-1%%random:~-1%%random:~-1%
echo %yzm%
[ Last edited by Hanyeguxing on 2009-6-28 at 00:44 ]
作者: netbenton     时间: 2009-6-25 02:09
是不是这样?
CODE:  [Copy to clipboard]
set tm5=%date:~2,2%
set tm6=%date:~5,2%
set tm7=%date:~8,2%

set ran=%random%%random%%random%%random%%random%%random%%random%%random%%random%%random%%random%

set yzm=%ran:~,2%%tm5%%tm6%%ran:~,2,3%%tm7%%ran:~5,5%

echo %yzm%

作者: Hanyeguxing     时间: 2009-6-25 02:17


  Quote:
Originally posted by netbenton at 2009-6-25 02:09:
是不是这样?
CODE:  [Copy to clipboard]
set tm5=%date:~2,2%
set tm6=%date:~5,2%
set tm7=%date:~8,2%

set ran=%random%%random%%random%%random%%random%%random%%random%%random%%random%%random%%random%

set yzm=%ran:~,2%%tm5%%tm6%%ran:~,2,3%%tm7%%ran:~5,5%

echo %yzm%

这一行:set yzm=%ran:~,2%%tm5%%tm6%%ran:~,2,3%%tm7%%ran:~5,5%
多打了一个,
应该是:set yzm=%ran:~,2%%tm5%%tm6%%ran:~2,3%%tm7%%ran:~5,5%

既然通过截取%date%已经指定了16位中的6位,那么使用10个%random%就足够了,不需要11个。。。

[ Last edited by Hanyeguxing on 2009-6-25 at 02:24 ]
作者: afeng999     时间: 2009-6-26 01:27


  Quote:
Originally posted by netbenton at 2009-6-25 02:09:
是不是这样?
[code]set tm5=%date:~2,2%
set tm6=%date:~5,2%
set tm7=%date:~8,2%

set ran=%random%%random%%random%%random%%random%%random%%random%%random%%random%%random%%random%

set yz ...

谢谢..帮忙...比我做的.优化了.很多...哈
     学习了..!!
作者: Hanyeguxing     时间: 2009-6-26 02:38
楼主,不要简单的问题复杂化,那么问题就简单了




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