pushd %~dp0
@echo off
setlocal enabledelayedexpansion

rem 查询根目录
set /a count = 0
set /a file1size = 0

for /f %%i in ('dir /b /a-d') do (
        set /a count=count+1
        set /a file1size=file1size+%%~zi	
)
echo 根目录
echo %cd% 文件数：!count!个、文件大小和：!file1size!个字节

rem　查询子目录
set /a counter = 0
set /a file2size = 0

for /f %%i in ('dir r* /b/a') do (
		if exist %%a (
			set /a counter=counter+1
                        set /a file2size = file2size+%%~za			
		)
	)
)
echo 子目录
echo %cd% 文件数：!counter!个、文件大小和：!file2size!个字节

popd
pause
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