Post date: Mar 5, 2014 10:16:44 AM
//This program reads a series of numbers from a file and accumulates their sum.
public class FileSum
public static void main(String args)throws IOException
double sum = 0.0; // Accumulator, initialized to 0
// Open the file for reading.
File file = new File( "Numbers.txt");
Scanner inputFile = new Scanner(file);
// Read all of the values from the file
// and calculate their total.
// Read a value from the file.
double number = inputFile.nextDouble();
// Add the number to sum.
sum = sum + number;
// Close the file.
// Display the sum of the numbers.
System.out.println("The sum of the numbers in Numbers.txt is " + sum);