In this article, I will show you how to create a random generating alphanumeric stirng using asp.net C#. You can call this method by passing an integer as parameter. The specified value of the string will be a generate random string for you.
string gString= GenerateRandomString(20);
public string GenerateRandomString(int length)
{
Random rnd = new Random();
string charPool
= "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
System.Text.StringBuilder rs = new System.Text.StringBuilder();
while (length-- > 0)
rs.Append(charPool[(int)(rnd.NextDouble() *charPool.Length)]);
return rs.ToString();
}
Here I have specified input parameter 20 and the output is
B6X3EMZCWJIKU3R3686R
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