Declaration

Declaration of methods in classes follows the same rules as method declarations in objects:

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methods

--method definition----function header----;-method directives------------
|-procedure header--|
|constructor header|
--desctuctor header--

--method directives-------------------------------------------------
--virtual-;----------------| -call modifiers ;--|
| -abstract- ;-| |
|------reintroduce -;-------|
- message -constant expression-
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6.3.1 Declaration