c# add item in array code example

Example 1: c# add to array

var Freds = new [] { "Fred", "Freddy" };
Freds = Freds.Concat(new [] { "Frederick" }).ToArray();

Example 2: c# how to append in array

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

Example 3: add item to an array c#

List<string> l = new List<string>(){"one","two","tree","four",};