The close() method ofjava.util.Scanner class closes the scanner which has been opened. If the scanner is already closed then on calling this method, it will have no effect.
public void close()
Return Value: The function does not return any value.
Below programs illustrate the above function:
Scanner: Geeksforgeeks has Scanner Class Methods Scanner Closed. Trying to use scanner after closing. Exception thrown: java.lang.IllegalStateException: Scanner closed
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