批處理把圖片png全都換成jpg格式的代碼效率太慢了代碼如下，作用是：桌面的圖片png全都換成jpg格式的圖片的名字中如果包含：_p0 _p1_p2 _p3 _p4 _p5 _p6 …… _p10等字樣就刪掉。這代碼太卡了，得好一會兒~同樣的作用，有沒有更好的答案，大神出現吧。

ren C:UsersAdministratorDesktop*.png*.jpg 
::去除_p0
@echo off
setstr1=_p0
echo.
for /f delims= %%a in ('dir /a-d /b C:UsersAdministratorDesktop*.jpg') do (
if %%~nxa neq %~nx0 (
set file=%%a
set name=%%~na
set extension=%%~xa
call set name=%%name:%str1%=%str2%%%
setlocal enabledelayedexpansion
ren !file! !name!!extension! 2>nul
endlocal
)
)
 
::去除_p1
@echo off
setstr1=_p1
echo.
for /f delims= %%a in ('dir /a-d /b C:UsersAdministratorDesktop*.jpg') do (
if %%~nxa neq %~nx0 (
set file=%%a
set name=%%~na
set extension=%%~xa
call set name=%%name:%str1%=%str2%%%
setlocal enabledelayedexpansion
ren !file! !name!!extension! 2>nul
endlocal
)
)
::去除_p2
@echo off
setstr1=_p2
echo.
for /f delims= %%a in ('dir /a-d /b C:UsersAdministratorDesktop*.jpg') do (
if %%~nxa neq %~nx0 (
set file=%%a
set name=%%~na
set extension=%%~xa
call set name=%%name:%str1%=%str2%%%
setlocal enabledelayedexpansion
ren !file! !name!!extension! 2>nul
endlocal
)
)
::去除_p3
@echo off
setstr1=_p3
echo.
for /f delims= %%a in ('dir /a-d /b C:UsersAdministratorDesktop*.jpg') do (
if %%~nxa neq %~nx0 (
set file=%%a
set name=%%~na
set extension=%%~xa
call set name=%%name:%str1%=%str2%%%
setlocal enabledelayedexpansion
ren !file! !name!!extension! 2>nul
endlocal
)
)
nclick="copycode($('code0'));">復制代碼