Re: [Dynapi-Dev] Continuing Freeing memory

[Jordi - I. - M. <jmi...@or...>]

We could easily have a destroy function

function destroy(object) {
for(var i in object) destroy(i)
delete object
}

This would appy to any object, not only DynLayers. Maybe DynAPI.destroy() or even
destroy(window) and see what happens.

Richard Emberson wrote:

> ECMAScript Language Specification
> http://www.ecma.ch/ecma1/stand/ecma-262.htm
>
> ECMAScript Components Specification
> http://www.ecma.ch/ecma1/stand/ecma-290.htm
>
> >From the spec for javascript (Ecma-262):
>
> 8.6.2.5 [[Delete]] (P)
> When the [[Delete]] method of O is called with property name P, the following
> steps are taken: 1. If O doesn t have a property with name P, return true.
> 2. If the property has the DontDelete attribute, return false.
> 3. Remove the property with name P from O.
> 4. Return true.
>
> 11.4.1 The delete Operator
> The production UnaryExpression : delete UnaryExpression is evaluated as
> follows:
> 1. Evaluate UnaryExpression.
> 2. If Type(Result(1)) is not Reference, return true.
> 3. Call GetBase(Result(1)).
> 4. Call GetPropertyName(Result(1)).
> 5. Call the [[Delete]] method on Result(3), providing Result(4) as the property
> name to delete.
> 6. Return Result(5).
>
> Implimentations of course can vary.
>
> When I wrote my javascript interpreter/compiler 4 years ago I helped (in a very
> small way)
> in debugging the spec.
>
> Richard Emberson
>
> Pascal wrote:
>
> > so:
> >
> > myLayer = new DynLayer
> >
> > delete myLayer
> >
> > destroys it completely? (or do we have to delete every object created within
> > the dynlayer object ?)
> >
> > Pascal Bestebroer (pb...@oi...)
> > Software ontwikkelaar
> > Oberon Informatiesystemen b.v.
> > http://www.oibv.com
> >
> > > -----Oorspronkelijk bericht-----
> > > Van: dyn...@li...
> > > [mailto:dyn...@li...]Namens Eytan
> > > Heidingsfeld
> > > Verzonden: woensdag 21 februari 2001 14:20
> > > Aan: Dynapi-Dev
> > > Onderwerp: [Dynapi-Dev] Continuing Freeing memory
> > >
> > >
> > > Amazing news flash:
> > > Thanx to Bradford Maness and the delete command in JS I found
> > > that if you
> > > delete objects(repeating objects not elements) in IE memory is freed.
> > >
> > > 8an
> > >
> > >
> > > _______________________________________________
> > > Dynapi-Dev mailing list
> > > Dyn...@li...
> > > http://lists.sourceforge.net/lists/listinfo/dynapi-dev
> > >
> >
> > _______________________________________________
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>
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