What’s the meaning of System.out.println in Java?

Question

Is println a static function in out class from System namespace? Where in the JRE is this function defined?

Answer 1

out is a static member of the System class being an instance of PrintStream and if out were a class it would have been named with a capital letter as per the naming convention. The println is a normal overloaded method of PrintStream class.

System is a class in java.lang package.

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