Constants for C #

A constant is the amount at which the value is fixed. From a data type perspective, the type of a constant can be any value type or reference type.

A constant declaration is the name of the constant to be used in the declaration program and its value. As with variables, we can declare one or more constants of the given type at the same time. The declaration format for constants is as follows:

Attribues constant-modifiers Const type constant-declarerators;

Where the constant modifier constant-modifier can be:

New

Public

Protected

Internal

Private

The type of a constant must be one of the following:
Sbyte,byte,short,ushort,int,uint,long,ulong,char,float,double,decimal,bool,string, enumeration type (Enum-type), or reference type ( Reference).

A constant expression constant-declarators the name of a constant.

Public const double x=1.0,y=2.0,z=3.0;