@echo off
set myjdkpath=C:\Users\Java\jdk
pause
start /WAIT jdk-15.0.1_windows-x64_bin.exe /qn INSTALLDIR=C:\Users\Java\jdk
set JAVA_HOME=C:\Users\Java
set PATH=%PATH%;%%JAVA_HOME%%\bin;%%JAVA_HOME%%\jre\bin
set CLASSPATH=.;%%JAVA_HOME%%\lib\dt.jar;%%JAVA_HOME%%\lib\tools.jar
set RegV=HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment
reg add "%RegV%" /v "JAVA_HOME" /d "%JAVA_HOME%" /f
reg add "%RegV%" /v "Path" /t REG_EXPAND_SZ /d "%PATH%" /f
reg add "%RegV%" /v "CLASSPATH" /d "%CLASSPATH%" /f
mshta vbscript:msgbox("Java install",64,"successful")(window.close)
#-Dfile.encoding=utf-8
exit
进行检查