add elements to list c# code example

Example 1: add all elements in a list c#

using System.Collections.Generic;
using System.Linq;

List<int> intList = new List<int>(){1, 2, 3, 4};
int sum = intList.Aggregate((x, y) => x + y);

Example 2: add object to list c#

List<Author> authors = new List<Author>  
{  
    new Author { Name = "Mahesh Chand", Book = "ADO.NET Programming", Price = 49.95 },  
    new Author { Name = "Neel Beniwal", Book = "Jump Ball", Price = 19.95 },  
    new Author { Name = "Chris Love", Book = "Practical PWA", Price = 29.95 }  
};  
// Add more items to the list  
authors.Add(new Author { Name = "Mahesh Chand", Book = "Graphics with GDI+", Price = 49.95 });  
authors.Add(new Author { Name = "Mahesh Chand", Book = "Mastering C#", Price = 54.95 });  
authors.Add(new Author { Name = "Mahesh Chand", Book = "Jumpstart Blockchain", Price = 44.95 });

Example 3: how to add to a list c#

var list = new List<string>();
list.Add("Hello");

Example 4: c# adding to a list

//Declaring that its a list
List<string> test = new List<string>(); 
test.Add("Hello")

Example 5: c list add element

// Create a list  
List<string> AuthorList = new List<string>();  
  
// Add items using Add method   
AuthorList.Add("Mahesh Chand");

Example 6: List C# add from List

List<string> initialList = new List<string>();
// Put whatever you want in the initial list
List<string> listToAdd = new List<string>();
// Put whatever you want in the second list
initialList.AddRange(listToAdd);