JDK下载
https://www.oracle.com/index.html
JDK环境变量
1.JAVA_HOME :
D:\jdk1.8.0_6 (根据实际目录设置)
2.PATH :
%JAVA_HOME%\bin;
3.CLASSPATH :
.;%JAVA_HOME%\lib;
4.验证:
CMD ->
java
javac
java -version
https://www.oracle.com/index.html
1.JAVA_HOME :
D:\jdk1.8.0_6 (根据实际目录设置)
2.PATH :
%JAVA_HOME%\bin;
3.CLASSPATH :
.;%JAVA_HOME%\lib;
4.验证:
CMD ->
java
javac
java -version