Command-line window compilation execution Java

1: Configure Java Environment variables first

New system environment variable

Name: Java_home

Content: D:\Program files\java\jdk1.7.0_13 is the folder location where your JDK is located

Modify Path Path

Add%java_home%/bin;%java_home%/jre after the path;

Verify that the environment variable is configured successfully:

Run cmd--java+ carriage return

Javac + ENTER

Java-version viewing version information for Java

After the environment variable succeeds, it will output Java main execution command information in the console.

2: For example:

Create a new folder under G-Disk

Create a new text Aa.java in a

1 class aa{2      Public Static void Main (string[] args) {3     System.out.println ("AAA"); 4     }5 };

3: In the Run window enter cmd+ carriage return

The first entry is the C drive,

Enter in the window: g:+ carriage return to G drive letter

Input: CD A + return to find a folder;

Input: Dir + ENTER to see the directory under the A folder, you can find the Aa.java file you wrote;

Input: Javac Aa.java compile Java file as Java executable class file

Input: Java AA execute Aa.class file

Success in the console to see the output of the information AAA;

Failed....

Command-line window compilation execution Java