Constants and Variables

Constants

Constants

A constant is a location where a value is stored, and its value cannot change during the runtime of the program.

To create a constant, you have to specify its identifier and type, known as declaring a constant, and provide a value for the constant, known as initializing a constant.

A constant must be initialized when it is declared, and must be declared before it can be used.

Constant creation has the following syntax:

Identifier : type = expression
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