Someone is trying to install Jdk8, after Jdk11 configuration environment variable
In the little black house test:
Java and javac, javac - evrsion
The current widespread
"Javac" not internal or external command, nor can run the program
Or a batch file,
Many bloggers are tested Java did not test javac, cannot compile CLSS file;

CodePudding user response:

After jdk8 installer will not a problem, and don't need to configure the environment variables

Java and javac relocation to

C: \ Program Files \ (x86) Common Files \ Oracle \ Java \ javapath

CodePudding user response:

The

refer to the original poster Jack_OSS response:

someone trying to install Jdk8, after Jdk11 configuration environment variable
In the little black house test:
Java and javac, javac - evrsion
The current widespread
"Javac" not internal or external command, nor can run the program
Or a batch file,
Many bloggers are tested Java did not test javac, cannot compile CLSS file;

After the configuration problems, do not install in the struggle in 2020 who still use the command line to write Java, using the programming tool not sweet?

CodePudding user response:

Basically be to see a lot of appear this kind of circumstance, configure the path environment, the absolute path of a new JDK is ok, but not the java_home, many people don't understand why you want to configure the environment variables (only thought is to develop a specific)

CodePudding user response:

CodePudding user response:

reference Jack_OSS reply: 3/f

basically is to see a lot of appear this kind of circumstance, configure the path environment, the absolute path of a new JDK is ok, but not the java_home, many people don't understand why you want to configure the environment variables (only thought is to develop a specific)

I don't know why use java_home, commonly known as is agreed, about

CodePudding user response:

You can according to the operation under https://blog.grstudy.com/java/note/6

CodePudding user response:

Or the configuration of the JAVA_HOME truth, path, and CLASS_PATH across,

CodePudding user response:

Behind the first configure a JAVA_HOME variable address input JDK bin directory and then at the next higher level within the path configuration % JAVA_HOME % \ bin

CodePudding user response:

Check the Java version or environment variable configuration