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中国DOS联盟论坛 » DOS批处理 & 脚本技术（批处理室） » Question: Why are there four % signs here? Can someone explain it? View 724　Replies 1

Original Poster Posted 2008-05-28 19:38　·　中国江苏苏州电信

wujingyi

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The batch file code is as follows:
@ECHO OFF
SETLOCAL ENABLEDELAYEDEXPANSION
set /a na=%random%%%5+1 & start !na!.txt

Question: why are there four % signs here? I can understand the first two, but not the ones after that!! Can someone explain it?

Floor 2 Posted 2008-05-28 20:43　·　中国湖南株洲电信

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Please refer to: http://www.cn-dos.net/forum/viewthread.php?tid=39531&fpage=1&highlight=%2Bzw19750516

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