Set a list −
List < string > list1 = new List < string > () { "Lawrence", "Adams", "Pitt", "Tom"};Now use the Contains method to check if an item exits in a list or not.
if (list1.Contains("Adams") == true) { Console.WriteLine("Item exists!");}The following is the code to check if an item exists in a C# list or not.
Example
using System;using System.Collections.Generic;public class Program { public static void Main() { List < string > list1 = new List < string > () { "Lawrence", "Adams", "Pitt", "Tom" }; Console.Write("List...
"); foreach(string list in list1) { Console.WriteLine(list); } Console.Write("Finding an item in the list...
"); if (list1.Contains("Adams") == true) { Console.WriteLine("Item exists!"); } else { Console.WriteLine("Item does not exist!"); } }}
Updated on: 22-Jun-2020
13K+ Views
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