caruko

用dir 会慢一点，因为需要先搜索完再FOR。直接for /r 即可

@echo off
md d:\123 2>nul
for %%i in (d e f g h i j k l m n) do (
pushd "%%i:" ||goto :eof
for /R %%j in (*.doc *.xls) do copy "%%j" "d:\123"
popd
)
复制代码