c# get indexes of item in string code example

Example 1: c# find index of character in string

string str = "Now is the time.";
int index = str.IndexOf("h");

Example 2: find index of string in a list C#

using System;
using System.Collections.Generic;
public class Program {
   public static void Main() {
      List < string > myList = new List < string > () {
         "Football",
         "Soccer",
         "Tennis",
      };

      // finding index
      int index = myList.FindIndex(a => a.Contains("Tennis"));

      // displaying index
      Console.WriteLine("List Item Tennis Found at index: " + index);
   }
}