Re: references and dependency

I have done a bit of rewriting:

* I've simplified and restructured material in the section on the instance

* I've simplified the text on dependencies, and moved it into the section  
on the model (from expressions).

Please review at your leisure.


On Wed, 25 Jan 2017 13:12:53 +0100, Steven Pemberton  
<> wrote:

> There is some duplication of definitions.
> Recalculate
> defines 'reference' 'dependent' 'circular dependency'
> Expressions > References, Dependencies, and Dynamic Dependencies
> defines 'references' 'dependent' 'dynamically dependent'
> XForms_2.0#References.2C_Dependencies.2C_and_Dynamic_Dependencies
> So I plan to bring these together, and merge them.
> However, the latter section distinguishes dependency for computed  
> expressions and other expressions. In particular a computed expression  
> has to use the content of a node to be dependent on it, while other  
> expressions are dependent on it regardless.
> "A computed expression is *dependent* on an instance node if it  
> references it and uses its character content (rather than just  
> referencing for navigation); any other expression is dependent on an  
> instance node if it just references it."
> Recalculate doesn't make this distinction.
> Which is right?
> Steven

Received on Wednesday, 22 February 2017 10:46:07 UTC