![Trending Articles on Technical and Non Technical topics](/images/trending_categories.jpeg)
Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Physics
Chemistry
Biology
Mathematics
English
Economics
Psychology
Social Studies
Fashion Studies
Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Check whether an element is contained in the ArrayList in C#
To check whether an element is contained in the ArrayList, the code is as follows −
Example
using System; using System.Collections; public class Demo { public static void Main(){ ArrayList list = new ArrayList(); list.Add("One"); list.Add("Two"); list.Add("Three"); list.Add("Four"); list.Add("Five"); list.Add("Six"); list.Add("Seven"); list.Add("Eight"); Console.WriteLine("ArrayList elements..."); foreach(string str in list){ Console.WriteLine(str); } Console.WriteLine("ArrayList is read-only? = "+list.IsReadOnly); Console.WriteLine("Does the element Six in the ArrayList? = "+list.Contains("Six")); } }
Output
This will produce the following output −
ArrayList elements... One Two Three Four Five Six Seven Eight ArrayList is read-only? = False Does the element Six in the ArrayList? = True
Example
Let us now see another example −
using System; using System.Collections; public class Demo { public static void Main(){ ArrayList arrList = new ArrayList(); arrList.Add(100); arrList.Add(200); arrList.Add(300); arrList.Add(400); arrList.Add(500); Console.WriteLine("Display elements in a range..."); IEnumerator demoEnum = arrList.GetEnumerator(1, 3); while (demoEnum.MoveNext()) { Object ob = demoEnum.Current; Console.WriteLine(ob); } Console.WriteLine("Does the element 1000 in the ArrayList? = "+arrList.Contains(1000)); } }
Output
This will produce the following output −
Display elements in a range... 200 300 400 Does the element 1000 in the ArrayList? = False
Advertisements