Question

How to check if string contains special characters in C#

Answer 1

using System;

class Program
{
    static bool string_contains_special_characters(string str) {
        char[] SpecialChars = "!@#$%^&*()".ToCharArray();

        int indexOf = str.IndexOfAny(SpecialChars);
        
        if (indexOf == -1) {
            return false;
        }
            
        return true;
    }
    static void Main() {
        string str = "c# c++ java python";
        
        Console.Write(string_contains_special_characters(str));
    }
}



/*
run:

True

*/

 

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