The flush() method of StringWriter Class in Java is used to flush the writer. By flushing the writer, it means to clear the writer of any element that may be or maybe not inside the writer. It neither accepts any parameter nor returns any value.
public void flush()
Parameters: This method does not accepts any parameter.
Return Value: This method does not returns any value. It just flushes the writer.
Below programs illustrates the working of flush() method:
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