CrLf

批处理吧某人的办法是这样，需要用第三方 sed：

@echo off
set "ext=htm"
findstr /i "<title>.*</title>" *.%ext%>a.txt
(
echo @echo off
sed "s/\(.*\):.*<title>\([^<]*\)<.*/ren \"\1\" \"\2.%ext%\"/ig" a.txt
)>a.bat
call a.bat
pause
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