How To Set Environment Variable In Java

Environment variables are used to run the java programs from any location.

For Windows Vista

Right Click Computer -------> Properties -------->Advanced system settings ----------> Click Environmental variables

Goto System variables section --------> Click New

  variable name -----> PATH

  variable value ---------> C:\Program Files\Java\jdk1.6.0_12\bin(Your java path)

then goto command prompt

Type javac

Method 2:

  If you don’t want to set environmental variable

You can also set  java path for current location using following commands

got to DOS Prompt

   set PATH=%PATH%;C:\Program Files\Java\jdk1.6.0_12\bin

   set CLASSPATH=%CLASSPATH%;C:\Program Files\Java\jdk1.6.0_12\bin

set CLASSPATH=%CLASSPATH%;.

( . indicates current path )