how to generate 6 digits unique Random number in c#

Question

how to generate 6 digits unique Random number on clicking generate key button using c# plz help me...

Upendra Pratap Shahi · Answer

number in string.. private static string _numbers = 0123456789; Random random = new Random(); private void DoWork() { StringBuilder builder = new StringBuilder(6); string numberAsString = ; int numberAsNumber = 0; for (var i = 0; i { builder.Append(_numbers[random.Next(0 _numbers.Length)]); } numberAsString = builder.ToString(); numberAsNumber = int.Parse(numberAsString); } in integer Random generator = new Random(); int r = generator.Next(100000 999999); int r1 = generator.Next(100000 1000000);

Khargesh Rajput · Answer

Random rnd = new Random(); int value= rnd.Next(100000999999);

Dipankar Biswas · Answer

HI CHECK THIS LINK.. Generating And Using Random Numbers