C# isalphanumeric

        string str = "ABC123";
 
        if (Regex.IsMatch(str, "^[a-zA-Z0-9]*$"))
        {
            Console.WriteLine("Alphanumeric String");
        }
        else
        {
            Console.WriteLine("Non-Alphanumeric String");
        }

Source: techiedelight.com

Similar codes

1 vote144 views1 answer
Convert string to int and read it
C#
1 vote212 views1 answer
Unity string format time
C#Unity
0 vote151 views1 answer
Stateteach.net
C#
0 vote144 views1 answer
Check which activity in focus in android
C#
1 vote141 views1 answer
Linq unique count property
C#
1 vote140 views2 answers
C# print list
C#
3 votes143 views1 answer
Add leading zeroes in c#
C#
0 vote182 views1 answer
Unity make a gambeobject array
C#Unity
1 vote162 views1 answer
Copy text from a text box c#
C#
0 vote165 views1 answer
C# label continue in new line
C#