How to find a substring from a string in C#?

Set the string

string s = "Tom Cruise";

Now let’s say you need to find the substring “Tom”, then use the Contains() method.

if (s.Contains("Tom") == true) {
   Console.WriteLine("Substring found!");
}

The following is the code to learn how to find a substring from a string −

Example

 Live Demo

using System;

public class Demo {
   public static void Main() {
      string s = "Tom Cruise";

      if (s.Contains("Tom") == true) {
         Console.WriteLine("Substring found!");
      } else {
         Console.WriteLine("Substring not found!");
      }
   }
}

Output

Substring found!