difference between System.out.println() and System.err.println()

Question

What is the difference between System.out.println() and System.err.println() in Java?

Answer 1

System.out's main purpose is giving standard output.

System.err's main purpose is giving standard error.

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Look at these

http://www.devx.com/tips/Tip/14698

http://wiki.eclipse.org/FAQ_Where_does_System.out_and_System.err_output_go%3F