bat实现批量重命名: 删除后缀

目标: 用bat脚本将abc_EN.lrc重命名为abc.lrc.

@Echo off
for /f "tokens=*" %%a in ('dir /W /B *_EN.lrc') do (
	for /f "delims=_. tokens=1,2,3" %%i in ("%%a") do (
		echo "[%%a] -> [%%i.%%k]"
		ren "%%a" "%%i.%%k"
	)
)