[已解決]批處理如何對含有指定內容行的特定字段進行替換[附源碼求]最后由 kingshui 于 -3-12 19:30昨晚寫了個firefox啟動器的批處理，對于prefs.js里的“download”那段本來是想用變量替換的方法來實現的，但是實在是想不出來好招。所以寫了下面一堆來實現我要的效果。求精簡及指正比如：路徑的判讀，這里沒有實現。文本操作我總感覺我寫的不夠精簡，求指正。謝謝

@echo off
setlocal enableextensions
cd /d %~dp0
:checkini
if exist myfirefox.ini goto downdir
echo [Settings]>myfirefox.ini
echo FirefoxPath=Firefoxfirefox.exe>>myfirefox.ini
echo ProfileDir=profiles>>myfirefox.ini
echo CustomPluginsDir=plugin>>myfirefox.ini
echo CustomCacheDir=>>myfirefox.ini
echo CheckDefaultBrowser=1>>myfirefox.ini
echo params=/Prefetch:1 -turbo>>myfirefox.ini
echo DownDir=Downloads>>Myfirefox.ini
setlocal enabledelayedexpansion
for /f delims= %%i in ('findstr = Myfirefox.ini') do set %%i
:cleancache
if exist %ProfileDir%cache ( rd /s/q %ProfileDir%cache )
if exist %ProfileDir%_CACHE_CLEAN_ ( del /f/q %ProfileDir%_CACHE_CLEAN_ )
if exist cache rd /s/q cache
if exist _cache_clean_ del /f/q _cache_clean_
:downdir
if not exist %DownDir% md %DownDir%
set prefs=%~dp0%ProfileDir%prefs.js
set downdir=%~dp0%DownDir%
set dirname=%downdir:=%
set ddir=user_pref(browser.download.folderList, 2);
set downdir=user_pref(browser.download.dir,%dirname%);
find browser.download.dir %prefs%
set msg=%errorlevel%
if %msg% equ 1 (
echo,>> %prefs%
echo !downdir! >> %prefs%
)
if %msg% equ 0 (
findstr /v browser.download.dir %prefs%>str
move /y str %prefs%
echo,>> %prefs%
echo !downdir! >> %prefs%
)
find user_pref(browser.download.folderList, 2); %prefs%
set ddirerror=%errorlevel%
if %ddirerror% equ 1 (
echo,>> %prefs%
echo !ddir! >> %prefs%
)
if %ddirerror% equ 0 (
findstr/v browser.download.folderList %prefs%>dstr
move /y dstr %prefs%
echo,>> %prefs%
echo !ddir! >> %prefs%
)
:run
start %FirefoxPath% -profile %ProfileDir% %params%
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