Question

what is nextFloat give one example ​

Answer 1

Answer:

Scanner nextFloat() method in Java with Examples

The nextFloat() method of java.util.Scanner class scans the next token of the input as a Float(). If the translation is successful, the scanner advances past the input that matched.

Syntax:

public float nextFloat()

Parameters: The function does not accepts any parameter.

Return Value: This function returns the Float scanned from the input.

Exceptions: The function throws three exceptions as described below:

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Answer 2

Answer:

nextFloat() method scans the next token of the input as a float. This method will throw InputMismatchException if the next token cannot be translated into a valid float value as described below. If the translation is successful, the scanner advances past the input that matched.Example 4

import java.util.*;

public class ScannerNextFloatExample4 {

public static void main(String args[]){

Float number;

Scanner scan = new Scanner( System.in );

System.out.print("Enter the numeric value : ");

number = scan.nextFloat();

System.out.println("Float value : " + number +" \nTwice value : " + 2.0*number );

Explanation:

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