Can you have a 2D list C#?

Can you have a 2D list C#?

A List can have elements of List type. Lists are not by default multidimensional in C#. 2D list solution. To store more complex shapes of data, we can develop multidimensional Lists.

What is two dimensional array in C#?

A 2-dimensional array is a list of one-dimensional arrays. A 2-dimensional array can be thought of as a table, which has x number of rows and y number of columns. Following is a 2-dimensional array, which contains 3 rows and 4 columns −

How do you create a two dimensional array in C sharp?

Arrays can have more than one dimension. For example, the following declaration creates a two-dimensional array of four rows and two columns. int[,] array = new int[4, 2]; The following declaration creates an array of three dimensions, 4, 2, and 3.

How do you declare a 2D array in C#?

C# Multidimensional Array Example

1. using System;
2. public class MultiArrayExample.
3. {
4. public static void Main(string[] args)
5. {
6. int[,] arr=new int[3,3];//declaration of 2D array.
7. arr[0,1]=10;//initialization.
8. arr[1,2]=20;

How do you represent a 2d array?

A two-dimensional array is similar to a one-dimensional array, but it can be visualised as a grid (or table) with rows and columns. Many games use two dimensional arrays to plot the visual environment of a game.

What is a 2D array in C?

The two-dimensional array can be defined as an array of arrays. The 2D array is organized as matrices which can be represented as the collection of rows and columns. However, 2D arrays are created to implement a relational database lookalike data structure.

What is count () in C#?

In its simplest form (without any parameters), the Count() method returns an int indicating the number of elements in the source sequence. IEnumerable strings = new List { “first”, “then”, “and then”, “finally” }; // Will return 4 int result = strings.