Python 3.4 introduces a new module enum, which adds an enumerated type to the language. The documentation for enum.Enum provides an example to demonstrate how it can be extended: >>> clas...

I would like to be able to do something like this: class ThingIDs { const Something = 1; const AnotherThing = 2; } $thing = 'Something'; $id = ThingIDs::$thing; This doesn't work. Is there a ...

In TypeScript, the const keyword cannot be used to declare class properties. Doing so causes the compiler to an error with "A class member cannot have the 'const' keyword." I find myself ...

Suppose you need to define a class which all it does is hold constants. public static final String SOME_CONST = "SOME_VALUE"; What is the preferred way of doing this? Interface Abstract Class ...

I am currently trying to dig deeper into the specification of the Java Virtual Machine. I have been reading Inside the JVM book online and there is one confusing abstraction I can't seem to grasp: ...

I have several CONST's defined on some classes, and want to get a list of them. For example: class Profile { const LABEL_FIRST_NAME = "First Name"; const LABEL_LAST_NAME = "Last Name"; const LA...

I've never seen a single trait where properties and methods are private or protected. Every time I worked with traits I observed that all the properties and methods declared into any trait are al...

Can we set visibility of class constant? For this example: class MyClass { const CONST_VALUE = 'A constant value'; } Can we specify public const CONST_VALUE = 'A constant value'; or privat...

I am trying to find out the best, or correct, way to check if a class has a constant defined with PHPUnit. The PHPUnit docs don't seem to cover this, which makes me wonder if I am doing the correct...

I'm using Delphi 2007 to maintain an old project, I have a problem accessing class constants from a Class Reference variable, I get always the parent class constant instead of the children one. Su...

Below C# class is used just to keep constants. So we can access each using class name So 'Constants.DIR_ARCHIVE' will give 'Archive'. How I can define below C# class in ObjectiveC? public ...

When accessing a class constant I see that I can use a variable for the class name, e.g. $classname::CONST_VALUE. What if I want to use a variable for the constant name, e.g. self::$constant...

I want to know why constant data member of a class need to be initialized at the constructor and why not somewhere else? What is the impact of doing so and not doing so? I also see that only stati...

Possible Duplicate: Workaround for basic syntax not being parsed I am trying to allow developers to specify any combination of bits to specify which pieces of data they want included ...

Please conform if I am correct and tell me whether there is a better solution: I understand that objects with constant members like int const width; can not be handled by the synthetic assignment ...