[[Linking Multiple Conditions]]
You are here: start » Overview » Creating and Designing the Questionnaire » Linking Multiple Conditions
 
Trace:

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Last revisionBoth sides next revision
en:create:filter-boolean [28.11.2014 13:38] – [Check If a Selection has the One OR Another Value] alexander.ritteren:create:filter-boolean [10.12.2014 15:05] – [Linking Multiple Conditions] alexander.ritter
Line 8: Line 8:
   * Does the participant usually buy -- according to a multiple-choice --  chocolate **and** dairy products?    * Does the participant usually buy -- according to a multiple-choice --  chocolate **and** dairy products? 
  
-So-called "logical operators" (also known as "Boolean operators", see [[http://php.net/manual/en/language.operators.logical.php|PHP: Logical Operators]]) aid the linking of conditions. Three operators are required particularly frequently:+These "logical operators" (also known as "Boolean operators", see [[http://php.net/manual/en/language.operators.logical.php|PHP: Logical Operators]]) aid the linking of conditions. Three operators are required particularly frequently:
  
   * The AND operator (''and'' or ''&&'') links two conditions and checks if both conditions are true.    * The AND operator (''and'' or ''&&'') links two conditions and checks if both conditions are true. 
en/create/filter-boolean.txt · Last modified: 07.12.2023 12:31 by empschul
 
Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International
Driven by DokuWiki