The flush() method of Console class in Java is used to flush the console and to force any buffered output to be written immediately.
public void flush()
Specified By: This method is specified by flush() method of Flushable interface.
Parameters: This method does not accept any parameter.
Return value: This method does not return any value.
Exceptions: This method does not any throw exception.
Note: System.console() returns null in an online IDE.
Below programs illustrate flush() method in Console class in IO package:
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