Wikipedia:Lua/Modul/Data/en

Vorlagenprogrammierung	Diskussionen	Lua			Test	Unterseiten
		Modul	Deutsch	English		Modul:	Dokumentation

Data – module with central access to external table data or to its data providing submodules

Functions for templates

importData

yields data from Commons tables.

Parameters:

• 1 or object – selects data from an object (for example: DE-081280131 for Wertheim).
• 2 or selection – selects numerically or nonnumerically data from a topical selection of the selected object.
• selectionName – selects nonnumerically data from a topical selection of the selected object.
• 3 or version – selects numerically or nonnumerically data from a (temporal) version of the selected selection.
• versionDate – selects nonnumerically data from a (temporal) version of the selected selection.
• current – selects data from the present version of the selected selection.
• 4 or key – selects data of the selected version on a key.
• tryOther – provides data from older versions on the key.
• 5 or field – selects a statement from the selection made by the selecting arguments.
• objectError – provides a custom message for an incorrect selected object.
• selectionError – provides a custom message for an incorrect selected selection.
• versionError – provides a custom message for an incorrect selected (temporal) version.
• keyError – provides a custom message for an incorrect selected key.
• fieldError – provides a custom message for an incorrect selected field.
• keyAddition – provides a custom message for a key on summed data.
• arg1 – provides a custom value.

invokeData

calls getData in the submodule or creates an error message respectively a link to create the submodule.

Parameters:

• 1 or object – selects the submodule (for example: CH-AG for Kanton Aargau).
• 2 or selection – transmits the argument selection to the submodule.
• 3 or version – transmits the argument version to the submodule.
• 4 or key – transmits the argument key to the submodule.
• 5 or field – transmits the argument field to the submodule.
• Additional parameters are transmitted like specified as arguments to the submodule.

evaluate

evaluates expressions.

Parameters:

• 1 – provides the nonnumerical result or the numerical value which can be inserted in parameter 2.
• 2 – provides the expression in which all # are replaced by the numerical value from parameter 1 and which is evaluated for the result thereupon.

Examples (test page)

A test page illustrates practical use.

Funktions for Lua modules

There are no such functions.

Usage

It is used as general auxiliary in templates.

Dependences

The module is depending on the actual submodule.