tmplinshi

@echo off
set SrcDrive=d
set DestDrive=e
for /r %SrcDrive%:\ %%i in (*.jpg) do (
    set pnx=%%~pnxi
    SetLocal EnableDelayedExpansion
    copy "%SrcDrive%:!pnx!" "%DestDrive%!pnx:\=-!"
    EndLocal
)
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tmplinshi

4# hcy980

@echo off

set "SrcDir=D:\123"
set "DestDir=E:\123"

if not exist "%DestDir%" md "%DestDir%"

for /r "%SrcDir%\" %%i in (*.jpg) do (
    set SrcFile=%%i
    SetLocal EnableDelayedExpansion
    set DestFile=!SrcFile::=!
    set DestFile=!DestDir!\!DestFile:\=-!
    copy "!SrcFile!" "!DestFile!"
    EndLocal
)
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