Question

How to read ints from text file in Java

Answer 1

package javaapplication1;

import java.io.File;
import java.io.IOException;
import java.util.Scanner;

public class JavaApplication1 {
  
    public static void main(String[] args) {
        try
        {   
            Scanner s = new Scanner(new File("d:\\data.txt"));
        
	    while(s.hasNextInt())
	    	System.out.println(s.nextInt());
	}
	catch(IOException e)
	{	
            System.out.println(e);
	}
    }
}
    
/*
run:
   
12
34
873
3
1917

*/

 

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