[fpc-pascal]create and destroy
Michael Van Canneyt
michael.vancanneyt at wisa.be
Mon Dec 17 11:32:05 CET 2001
On Mon, 17 Dec 2001, Shifted Soul wrote:
> Hello, I have two small questions, if you can give me a yes or no only.
> Q1 : Can I call a method from the constructor of the same class. Example
> TSample = CLASS
> CONSTRUCTOR Create;
> DESTRUCTOR Destroy;Override;
> PROCEDURE a;
> CONSTRUCTOR TSample.Create;
Yes you can.
> Q2 : I know that the standard is to override the "destroy" destructor
> and to use the free method to dstroy the object. I know also that the
> standard "destroy" don't have any parameter. But I want to have a
> destructor with parameters, can I do it without being out of standard,
> don't tell me that I can call the destructor directly, because I gave a
> sample a time ago with a direct call to the destructor which made a
> great deal about standards, so I won't to make more troubles in this
> mailing list.
You can perfectly do that, BUT:
- You cannot use the Free method (nowhere).
- Your top-level class destructor must always call 'Destroy' so
TObject.Destroy is called as the last destructor.
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