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  • [Java] JDK 系统环境变量设置 bat

        @echo off  
        set regpath=HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSession ManagerEnvironment  
        set javahome=C:Program FilesJavajdk1.8.0_91
        rem LPY
        echo.  
        echo ************************************************************  
        echo *                                                          *  
        echo *                   JDK 系统环境变量设置                   *  
        echo *                                                          *  
        echo ************************************************************  
        echo.  
        echo === 准备设置环境变量: JAVA_HOME=%javahome%  
        echo === 注意: 如果JAVA_HOME存在,会被覆盖,此操作不可逆的,请仔细检查确认!! ===  
        echo.  
        echo === 准备设置环境变量(后面有个.): classPath=%%JAVA_HOME%%lib	ools.jar;%%JAVA_HOME%%libdt.jar;.  
        echo === 注意: 如果classPath存在,会被覆盖,此操作不可逆的,请仔细检查确认!! ===  
        echo.  
        echo === 准备设置环境变量: PATH=%%JAVA_HOME%%bin  
        echo === 注意: PATH会追加在最前面,  
        echo.  
        set /P EN=请确认后按 回车键 开始设置!  
        echo.  
        echo.  
        echo.  
        echo.  
        echo === 新创建环境变量 JAVA_HOME=%javahome%  
        setx "JAVA_HOME" "%javahome%" -M  
        echo.  
        echo.  
        echo === 新创建环境变量 classPath=%%JAVA_HOME%%lib	ools.jar;%%JAVA_HOME%%%libdt.jar;.  
        setx "classPath" "%%JAVA_HOME%%lib	ools.jar;%%JAVA_HOME%%%libdt.jar;." -m  
        echo.  
        echo.  
        echo === 新追加环境变量(追加到最前面) PATH=%%JAVA_HOME%%bin  
        for /f "tokens=1,* delims=:" %%a in ('reg QUERY "%regpath%" /v "path"') do (  
            set "L=%%a"  
            set "P=%%b"  
        )  
        set "Y=%L:~-1%:%P%"  
          
        setx path "%%JAVA_HOME%%in;%Y%" -m  
        echo.  
        echo.  
        rem LPY Zeus http://write.blog.csdn.net/postedit/9822439  
        echo === 请按任意键退出!   
        pause>nul  
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  • 原文地址:https://www.cnblogs.com/Areas/p/6006932.html
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