What is the evaluation order of Page Items

I just wonder what the execution order of page item assignments are in the page rendering process.
Sequence (+ Region), Type of items, more clever by checking dependencies ??
I couldn't find anything here, or looked with the wrong keywords.
I just need to know, what reliable assumption to make about dependencies amongst page items?
Is that visible in the APEX code? A pointer to that would be OK.
Many thanks
Thomas

fac586 wrote:
What do you mean by "assignments"?The "Source" ("Source value or expression" in combination with the "Source Type") on the Page Item [Application Express 4.1.0.00.32]
fac586 wrote:
Items are rendered in order of region position/region sequence/item sequence. Item values will be evaluated in this order, but may also be set by computations or processes which run in order of processing point/computation sequence/process sequence.
You can view page components in event order in the App Builder by selecting the Utilities > Page Events view in the page definition, and the actual sequence of runtime events in the debug trace.That was exactly what I was thinking, but that is not the case as far as I can tell. The order which is shown "*Utilities > Page Events*" seems to be the display order, but not necessarily the evaluation order in order to obtain the values.
I have a database field that is shown much further down in this sequence, but I have a dependent field that is calculated based on this value and is shown before in that sequence.
So I was wondering whether there is an implied order - possibly based on the Source Type of the page item.
And to answer the question. There are no other computations or processes ... other than the associated "Automated Row Fetch" related to the database column used in the page items on the page.

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