Thread: environment variables in java

how to set environment variables from java

right click on mycomputer->click advanced ->click environment variables->they are path and classpath.
in the path select edit button give path of jdk bin directory .
c:\program files\java\jdk1.5\bin;
in the classpath ->click new button give path name i.e
name:CLASSPATH
value:c:\program files\java\jdk1.\lib\rt.jar ;

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