how to check if a string has words in it or if it contains numbers C# code example

Example 1: if string contains number c#

"abc3def".Any(c => char.IsDigit(c));

// Or to make it shorter:
"abc3def".Any(char.IsDigit);

Example 2: how to cjeck if a string has a word c#

using System;

public class Demo {
   public static void Main() {
      string s = "Together we can do so much!";
      if (s.Contains("much") == true) {
         Console.WriteLine("Word found!");
      } else {
         Console.WriteLine("Word not found!");
      }
   }
}