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ExpressionManagerStart: Difference between revisions

From LimeSurvey Manual

 
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== Usage ==  
== Usage ==  


This event is done when Expression Manager create his own function. It allow to create own Expressioon Manager function.
This event is done when ExpressionScript create his own function. It allow to create own Expressioon Manager function.


== Input ==  
== Input ==  
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=== Function definition ===
=== Function definition ===
Function is defined by an array with  
Function is defined by an array (0 indexed array) with  
* PHP function, can use complete Class name
* PHP function, can use complete Class name
* Javascript function: null for a static function (no javascript update)
* Javascript function: null for a static function (no javascript update)
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* Usage for administration GUI
* Usage for administration GUI
* Help url
* Help url
* Number of argument , -1 mean any number of arguments.
* Number of argument : list of number of allowed argument
** 1, 2 : 1 or 2 arguments
** 1, 2, 3, 4 : 1, 2, 3 or 4 arguments
** 2, 4 : 2 or 4 arguments
** -1 mean any number of arguments.


== Example ==
== Example ==

Latest revision as of 15:17, 1 April 2022

 Hint: This features is available starting in version 4.0.0


Usage

This event is done when ExpressionScript create his own function. It allow to create own Expressioon Manager function.

Input

None

Possible output

  • functions : array of new function for expression manager
  • packages : array of javascript package to be registered just after the expression manager javascript.

Function definition

Function is defined by an array (0 indexed array) with

  • PHP function, can use complete Class name
  • Javascript function: null for a static function (no javascript update)
  • Basic description for administration GUI
  • Usage for administration GUI
  • Help url
  • Number of argument : list of number of allowed argument
    • 1, 2 : 1 or 2 arguments
    • 1, 2, 3, 4 : 1, 2, 3 or 4 arguments
    • 2, 4 : 2 or 4 arguments
    • -1 mean any number of arguments.

Example