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@echo off & setlocal enabledelayedexpansion set "a=192.168.1.2" set b=%a:*.=% set b=!a:.%b%=!.!b:.%b:*.=%=! echo %b% pause复制代码
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set b=&(set a=192)&(if not defined b set b=168)&(if not defined b set b=1)&(if not defined b set b=2)复制代码
set "a=192.168.1.2" set /ab=a,p=%a:*.=% echo %b% %p%复制代码