Help:Datatype "External identifier"

External identifier
Holds a value that associates it with with a external URI for formatting
Further information
Provided by: Semantic MediaWiki
Since version: 2.5.0
Until version: still in use
Datatype ID:
In this wiki: External identifier
Table of Contents

External identifier 1 is a datatype that associates a text value to an external URL. It was introduced with Semantic MediaWiki 2.5.0Released on 14 March 2017 and compatible with MW 1.23.0 - 1.29.x..


For example, a value annotation like [[NDL ID::00564222]] is going to be represented as:

  • in case the required
  • [[External formatter uri::$1]] is denoted on the relevant property page that specifies the NDL ID property.

Features and limitations[edit]


Query Example[edit]

{{#ask: [[Category:City]][[Has_Wikidata_item_ID::+]]
New York CityQ60
API example

Some use of "" in your query was not closed by a matching "".

The combination "en":"Help:Type External identifier" already exists for page "Help:Type External identifier" therefore no additional interlanguage annotation was created.


  1. ^  Semantic MediaWiki: GitHub issue gh:smw:1708
  2. ^  Semantic MediaWiki: GitHub pull request gh:smw:2815