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How do I Generate Random Number in C#?

By Mahesh Chand on Oct 05, 2005
This code snippet shows how to you generate a random number between a range in C#.

The following code snippet shows how to generate a random number between a range in C#, where min and max are minimum and maximum range of the new number.

private int RandomNumber(int min, int max)
{
Random random =
new Random();
return random.Next(min, max);
}

How to use it?

Copy the above code in your class where you want to use it and call like this:

int returnValue = RandomNumber(5, 20);

Mahesh Chand

C# Corner founder, 10-times Microsoft MVP, technical author, and software architect. Mahesh authored his first book, A Programmer’s Guide to ADO.NET in C# with APress at the age of 25. C# Corner is a memb... Read more

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