Regular Expression for Email Validation

Solution:
------------
 var emailValidationExpression = @"\b[a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}\b";

Regular Expression for Mobile Number in C#

Solution:
------------
 @"\d{10}$"

Regular Expression to restrict special Characters in Dojo (or) C# (or) jQuery

Solution:
-----------
@"^[\w\s-]+$"

Dojo Textbox to accept only positive values

Solution:
-----------
data_dojo_props = "constraints: { min:0, places:0}"

Fibonacci Series Program in C#

using System;

class Program
{
    public static int Fibonacci(int n)
    {
 int a = 0;
 int b = 1;
 // In N steps compute Fibonacci sequence iteratively.
 for (int i = 0; i < n; i++)
 {
     int temp = a;
     a = b;
     b = temp + b;
 }
 return a;
    }

    static void Main()
    {
 for (int i = 0; i < 15; i++)
 {
     Console.WriteLine(Fibonacci(i));
 }
    }
}