windows用指定文件批量重命名

@echo off set a=0 setlocal EnableDelayedExpansion dir /b .\*.png | find /c /v "" >> .\tmp.txt set /p c=<.\tmp.txt del /a /f /q .\tmp.txt for %%i in (*.png) do ( set /a a+=1 if !a! gtr %c% (goto aa) echo !a! echo %%i ren "%%i" "!a!.png" ) :aa pause