For example, you can declare a constant named PI with the value of 3.14 as follows: final double PI = 3.14; You can also declare a constant without assigning a value, but you must assign it before ...

Const (constant) in programming is a keyword that defines a variable or pointer as unchangeable. A const may be applied in an object declaration to indicate that the object, unlike a standard variable ...

Learn about and revise programming fundamentals with this BBC Bitesize GCSE Computer Science OCR study guide.