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576 bytes added ,  19:37, 29 April 2015
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* {{Code|db:output("Prices have been deleted."), delete node //price}} deletes all {{Code|price}} elements in a database and returns an info message.
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==db:output-cache==
 
{{Mark|Introduced with Version 8.2}}:
 
{| width='100%'
|-
| width='120' | '''Signatures'''
|{{Func|db:output-cache||item()*}}
|-
| '''Summary'''
|Returns the items that have been cached by [[#db:output|db:output]]. It can be used to check which items will eventually be returned as result of an updating function.<br/>This function is non-deterministic: Its will return different results before and after items have been cached. It is e. g. useful when writing [[Unit Module|unit tests]].
|}
=Changelog=
 
;Version 8.2
* Added: [[#db:output-cache|db:output-cache]]
;Version 7.9
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