@echo off
setlocal enabledelayedexpansion
REM 设置多少个文件压缩成同一个包
set "GroupSize=3"
REM 假设7-Zip安装在以下目录
set "SevenZip=C:\Program Files\7-Zip\7z.exe"

set "ZipCounter=1"
set "FileCounter=0"
REM 假设需要压缩的是当前目录下的txt文件
for /f "delims=" %%i in ('dir /b /a-d *.txt') do (
    "%SevenZip%" u !ZipCounter!.zip "%%i"
    set /a FileCounter+=1
    if !FileCounter! equ %GroupSize% (
        set /a ZipCounter+=1
        set "FileCounter=0"
    )
)
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@echo off
setlocal enabledelayedexpansion
REM 设置多少个文件压缩成同一个包
set "GroupSize=3"
REM 假设WinRAR安装在以下目录
set "WinRAR=C:\Program Files\WinRAR\WinRAR.exe"

set "ZipCounter=1"
set "FileCounter=0"
REM 假设需要压缩的是当前目录下的txt文件
for /f "delims=" %%i in ('dir /b /a-d *.txt') do (
    "%WinRAR%" a -ibck !ZipCounter!.zip "%%i"
    set /a FileCounter+=1
    if !FileCounter! equ %GroupSize% (
        set /a ZipCounter+=1
        set "FileCounter=0"
    )
)
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