input a series of numbers separated by commas, parse them into integers and output the sum

  
using System;

class Class1 {
    public static void Main(string[] args) {
        Console.WriteLine("Input a series of numbers separated by commas:");
        string input = Console.ReadLine();
        char[] cDividers = { ',', ' ' };
        string[] segments = input.Split(cDividers);
        int nSum = 0;
        foreach (string s in segments) {
            if (s.Length > 0) {
                if (IsAllDigits(s)) {
                    int num = Int32.Parse(s);
                    Console.WriteLine("Next number = {0}", num);
                    nSum += num;
                }
            }
        }
        Console.WriteLine("Sum = {0}", nSum);

    }

    public static bool IsAllDigits(string sRaw) {
        string s = sRaw.Trim();
        if (s.Length == 0) {
            return false;
        }

        for (int index = 0; index < s.Length; index++) {
            if (Char.IsDigit(s[index]) == false) {
                return false;
            }
        }

        return true;
    }
}

Related examples in the same category

1.	Read double and int from console
2.	Read a character from the keyboard
3.	Input from the console using ReadLine()
4.	Read a string from the keyboard, using Console.In directly
5.	Write to Console.Out and Console.Error
6.	Output with parameters
7.	Illustrates how to read a character entered using the keyboard
8.	Illustrates how to read a string entered using the keyboard
9.	Read a line from console
10.	Demonstrates redirecting the Console output to a file
11.	Console command-line arguments
12.	Use format commands
13.	Redirect Console.Out
14.	This program averages a list of numbers entered by the user
15.	Demonstrate various format specifiers
16.	While loop and keyboard reading
17.	Demonstrates some of the formatting flags for writing text to the console
18.	Uses the #, 0 and comma characters to format output
19.	A simple command line program that reads from the console using Console.Read() and Console.ReadLine()
20.	C# Basic Data Types
21.	C# Hello Universe
22.	Terminate a control input
23.	Use do while to read console input
24.	Use while(true) to read console input
25.	Convert input from control to upper case
26.	constructs sentences by concatenating user input until the user enters one of the termination characters
27.	Console Write

input a series of numbers separated by commas, parse them into integers and output the sum : Console Input Output « Development Class « C# / C Sharp

Related examples in the same category