C# only letters

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

0 vote231 views1 answer
Lightbox
C#
0 vote202 views1 answer
SendFileAsync discord
C#
1 vote195 views1 answer
C# type cast float to string
C#
22 votes193 views3 answers
Unity change text color
C#
1 vote190 views1 answer
How to convert a Decimal to a Double in C#?
C#
0 vote230 views2 answers
Sars
C#
13 votes242 views2 answers
C# ip address translate localhost
C#
2 votes228 views1 answer
Dropdown text mesh pro unity
C#Unity
2 votes191 views3 answers
Oncollisionenter
C#
0 vote207 views2 answers
Wpf button to return to last window
C#