@echo off
::提取txt、doc、xls文件总大小
for /f "delims=" %%a in ('dir /b *.txt *.doc *.xls') do set /a "s+=%%~za/1024"
echo,%s%KB
pause
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@echo off & setlocal enabledelayedexpansion
::分别提取txt、doc、xls文件总大小
for %%i in (txt doc xls) do (
set s=0
for /f "delims=" %%a in ('dir /b *.%%i 2^>nul') do set /a s+=%%~za/1024
echo,!s!KB
)
)
pause
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@echo off
setlocal enabledelayedexpansion
::提取相同文件名的txt、doc、xls文件总大小
for /f "delims=" %%a in ('dir /b *.txt *.doc *.xls') do (
if not defined %%~na (
set s=0
for /f "delims=" %%b in ('dir /b "%%~na.*" ^|findstr /i "\.txt \.doc \.xls"') do set /a "s+=%%~zb/1024"
echo,%%~na !s!KB
set %%~na=def
)
)
pause
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