[[Problem Solution for Filters]]
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en:create:filter-solving [14.08.2014 15:40] – [Filters at the forum] eric.weberen:create:filter-solving [08.10.2014 09:25] – [Problem solution for filters] Update reference admin
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 ====== Problem solution for filters ====== ====== Problem solution for filters ======
  
-Filters or filter questions traditionally are a challenge for project leaders without programming experiences. Of course it is helpful to read the instructions on filters first: [[:en:create:filters|filters]].+Filters or filter questions traditionally are a challenge for project leaders without programming experiences. Of course it is helpful to read the instructions on filters first: [[:en:create:filters|Filters and Conditional Question]].
  
 It is especially frustrating if filters don't work and you don't know what to do. This chapter describes how to find out mistakes in a fast way. It is especially frustrating if filters don't work and you don't know what to do. This chapter describes how to find out mistakes in a fast way.
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 For ''value()'' you __always__ need the value of a variable in the data set, not the value of a question or an item (also if both often are the same). For ''value()'' you __always__ need the value of a variable in the data set, not the value of a question or an item (also if both often are the same).
  
-Solution: The correct values of variables are listed in the **variable overview**. Before an after the value the command ''value()'' requires single (''<nowiki>'</nowiki>'') or double quotation marks (''"''), e.g. ''value('AB01_01')''.+Solution: The correct values of variables are listed in the **variable overview**. Before an after the value the command ''value()'' requires single (''<nowiki>'</nowiki>'') or double quotation marks (''%%"%%''), e.g. ''value('AB01_01')''.
  
 ==== Top 3 ==== ==== Top 3 ====
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 ===== Filters in the forum ===== ===== Filters in the forum =====
  
-Problem not solved? Then you can ask for advice in our forum:  +Problem not solved? Then you can ask for advice in the SoSci Survey [[http://forum.onlineforschung.org/viewforum.php?f=14|Support Board]]. You should include the following information: 
-Problem noch nicht gelöst? Dann stellen Sie eine Frage im [[http://forum.onlineforschung.org/viewforum.php?f=7|Support-Forum]]. You should include the following information: +
  
-  - What is the basis for the filter question (type and value)?+  - On what question is the filter based on (question type and ID)?
     - On which page is the filter question     - On which page is the filter question
-    - What are the variable(s) and answer codes of the filter question (**Variable overview**)? +    - What are the variable(s) and answer codes of the filter question (**Variable Listing**)? 
-  - On which page(s) is the information that should be filtered? +  - On which page(s) is the question, stimulus, etc. that should be filtered? 
-  - Which filter (PHP code) has been tried before unsucessfully? +  - Which filter (PHP code) has been tried before, unsucessfully? 
-    - On which page is the PHP-code of the filter?+    - On which page is the PHP code of the filter?
     - What should happen under which conditions?     - What should happen under which conditions?
     - What is shown by the debug information on the page of the filter?     - What is shown by the debug information on the page of the filter?
  
en/create/filter-solving.txt · Last modified: 27.11.2020 21:08 by sophia.schauer
 
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