All arrays consist of contiguous memory locations. The lowest address corresponds to the first element and the highest address to the last element.Firstly, declare an array −int[] rank;But declaring an array does not initialize the array in the memory. When the array variable is initialized, you can assign values to ... Read More

Cloning in C# is useful if you want to clone an array. The Clone() method in C# is used to create a similar copy of the array. C# has the Clone method and ICloneable interface.Let us see an example to clone an array using the Clone() method −Example Live Demousing System; ... Read More

The sizeof() datatype returns the size of a data type. Let’s say you need to find the size of int datatype −sizeof(int);For double datatypesizeof(double);Let us see the complete example to find the size of various datatypes −Example Live Demousing System; namespace Demo {    class Program {   ... Read More

The capacity property in ArrayList class gets or sets the number of elements that the ArrayList can contain.Capacity is always greater than count. For capacity property −arrList.CapacityThe default capacity is 4. If 5 elements are there, then its capacity is doubled and would be 8. This goes on.You can try ... Read More

A class is a blueprint that has member variables and functions in C#. This describes the behavior of an object.Let us see the syntax of a class to learn what are member variables − class class_name {    // member variables     variable1;     variable2;   ... Read More

An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type stored at contiguous memory locations.To define a single-dimensional array −int[] runs = new int[10];Let us now initialize the array in ... Read More

The following is the first program in C# programming −Example Live Demousing System; namespace MyHelloWorldApplication {    class MyDemoClass {       static void Main(string[] args) {          // display text          Console.WriteLine("Hello World");          // ... Read More

Dictionary is a collection of keys and values in C#. Dictionary is included in the System.Collection.Generics namespace.To declare and initialize a Dictionary −IDictionary d = new Dictionary();Above, types of key and value are set while declaring a dictionary object. An int is a type of key and string is a ... Read More

To set a constant in C#, use the const keyword. Once you have initialized the constant, on changing it will lead to an error.Let’s declare and initialize a constant string −const string one= "Amit";Now you cannot modify the string one because it is set as constant.Let us see an example ... Read More

Keywords are reserved words predefined to the C# compiler. These keywords cannot be used as identifiers. If you want to use these keywords as identifiers, you may prefix the keyword with the @ character.In C#, some identifiers have special meaning in the context of code, such as get and set ... Read More