配置环境变量.bat

:: ==============================
:: code by fireghost57
:: modify: 2014.3.12
:: ==============================
@echo off

::设定环境变量
set "add_path1=D:\Oracle\product\10.2.0\db_1\bin"
set "env_path1=ORACLE_HOME"

::检查PATH中是否已添加
wmic ENVIRONMENT where "name=‘PATH‘" get VariableValue|findstr /i /c:"%add_path1%">nul&&(goto PATH_EXIST)
echo PATH环境变量中未添加: %add_path1%
echo.

echo 添加环境变量
echo.
set "set_val=%add_path1%;%PATH%"
wmic ENVIRONMENT where "name=‘PATH‘ and username=‘<system>‘" set VariableValue="%set_val%"

:PATH_EXIST
echo PATH环境变量中已添加: %add_path1%
echo.

::检查是否已创建环境变量
wmic ENVIRONMENT where "name=‘%env_path1%‘" get VariableValue|findstr /i /c:"VariableValue">nul&&(goto ENV_CREATE)
echo %env_path1%环境变量未创建
echo.
echo 创建环境变量
echo.
wmic ENVIRONMENT create name="%env_path1%",username="<system>",VariableValue="%add_path1%"

:ENV_CREATE
echo %env_path1%环境变量已创建
echo.

echo 配置完成，按任意键还原环境变量
echo.
pause>nul

echo 还原环境变量
echo.
set set_val=
:loop_findpath
set /a n+=1
for /f "tokens=%n% delims=;" %%a in (‘wmic ENVIRONMENT where "name=‘PATH‘" get VariableValue^|findstr /i /c:"%add_path1%"‘) do (
	if "%%a" neq "" (
		if "%%a" neq "%add_path1%" (
			if "%set_val%" == "" (
				set "set_val=%%a"
			) else (
				set "set_val=%set_val%;%%a"
			)
			
		)
		goto loop_findpath
	)
)
wmic ENVIRONMENT where "name=‘PATH‘ and username=‘<system>‘" set VariableValue="%set_val%"

echo 删除环境变量
echo.
wmic ENVIRONMENT where "name=‘%env_path1%‘" delete

echo 环境变量已还原
echo.
pause>nul

配置环境变量.bat,布布扣,bubuko.com

配置环境变量.bat

原文：http://blog.csdn.net/fireghost57/article/details/21103329