Constant

Type Parameters:

T - The type of the constant value.

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public interface Constant<T>
```
Represent a function to initialise a constant value. CS2030S Lab 5 AY22/23 Semester 1

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  T init()
  The functional method to initialise the constant.

- Method Detail
  - init
```
T init()
```
    The functional method to initialise the constant.
    
    Returns:
    
    The constant value.