C# Letters Only

C# check if string is only letters and numbers

if (textVar.All(c => Char.IsLetterOrDigit(c))) {
    // String contains only letters & numbers
}

C# Letters Only

if (char.IsControl(e.KeyChar) || char.IsLetter(e.KeyChar))
            {
                return;
            }
            e.Handled = true;

Source: stackoverflow.com

C# only letters

bool result = input.All(Char.IsLetter);

bool result = input.All(Char.IsLetterOrDigit);

bool result = input.All(c=>Char.IsLetterOrDigit(c) || c=='_');

// Instantiate random number generator.  
private readonly Random _random = new Random();  
  
// Generates a random number within a range.      
public int RandomNumber(int min, int max)  
{  
  return _random.Next(min, max);  
}


if (str.All(char.IsDigit)) {
  // String only contains numbers
}

Source: stackoverflow.com

Similar codes

4 votes119 views1 answer
Unity check when clicked on object
C#Unity
0 vote100 views2 answers
Get first and last item list c#
C#
0 vote92 views1 answer
How to make font c#
C#
0 vote93 views1 answer
C# open config file by path
C#
0 vote107 views1 answer
C# compare time second
C#
0 vote204 views1 answer
OpenBots convert String to Int
C#
0 vote146 views1 answer
Difference between awake and start unity
C#Unity
1 vote103 views1 answer
Unity set material
C#
0 vote94 views1 answer
How to change the color of a textbox with button c#
C#
-1 vote63 views1 answer
C# resize image from byte array
C#