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| en:create:functions [27.11.2020 21:22] – [Modify How to Display a Questionnaire Page] sophia.schauer | en:create:functions [27.11.2020 21:37] – sophia.schauer |
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| At the very end of this page will be a helpful information how the documentation of the PHP-functions can be read: [[#function_in_detail|Function in Detail]] | At the very end of this page will be a helpful information how the documentation of the PHP-functions can be read: [[#function_in_detail|Function in Detail]] |
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| ===== Basic fuctions for filtering, questions and text ===== | ===== Basic Fuctions for Filtering, Questions and Text ===== |
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| See also [[filters|filter questions und filters]]. | See also [[filters|filter questions und filters]]. |
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| ===== Advanced programming ===== | ===== Advanced Programming ===== |
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| * ''[[:en:create:functions:registervariable|registerVariable()]]'' -- Register PHP-Variable for following sites | * ''[[:en:create:functions:registervariable|registerVariable()]]'' -- Register PHP-Variable for following sites |
| * ''[[:en:create:functions:getlanguage|getLanguage()]]'' -- Determine language | * ''[[:en:create:functions:getlanguage|getLanguage()]]'' -- Determine language |
| * ''[[:en:create:functions:setlanguage|setLanguage()]]'' -- Change language | * ''[[:en:create:functions:setlanguage|setLanguage()]]'' -- Change language |
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| | ===== Coordination of Several Questionnaires ====== |
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| | * ''[[:en:create:functions:gotoquestionnaire]]'' -- Jump from one Questionaire to the next (once) |
| | * ''[[:en:create:functions:gotoparent]]'' -- Go back to the formerly Questionaire |
| | * ''[[:en:create:functions:multileveldown]]'' -- Start a sub-questionaire inside the mainq uestionaire (if necessary also several times) |
| | * ''[[:en:create:functions:multileveldata]]'' -- Get data specified in ''multiLevelDown()'' |
| | * ''[[:en:create:functions:multilevelreturn]]'' -- Return from the sub-questionnaire to the main questionnaire |
| | * ''[[:en:create:functions:multilevelresponse]]'' -- Get data specified in ''multiLevelReturn()'' |
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| ===== Databank for Contents ===== | ===== Databank for Contents ===== |
| * ''[[:en:create:functions:statistic|statistic()]]'' -- Simple statistical analysis of all data | * ''[[:en:create:functions:statistic|statistic()]]'' -- Simple statistical analysis of all data |
| * ''[[:en:create:functions:diagram|diagram()]]'' -- Simple diagram (e. g. frequency) for all analyzed data | * ''[[:en:create:functions:diagram|diagram()]]'' -- Simple diagram (e. g. frequency) for all analyzed data |
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| ===== Analyses and Data Handling During an Interview ===== | ===== Analyses and Data Handling During an Interview ===== |
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| * ''[[:en:create:functions:diagram2|diagram2()]]'' -- Create diagram with set data | * ''[[:en:create:functions:diagram2|diagram2()]]'' -- Create diagram with set data |
| | * ''[[:en:create:functions:getqrcodeimage|getQRCodeImage()]]'' -- Integrate QR Code in the questionnaire |
| * ''[[:en:create:functions:imagepng_embed|imagepng_embed()]]'' -- Include a PNG graphic without storing it to a file | * ''[[:en:create:functions:imagepng_embed|imagepng_embed()]]'' -- Include a PNG graphic without storing it to a file |
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| * [[http://php.net/manual/en/function.md5.php|md5]] - Compute MD5-hash | * [[http://php.net/manual/en/function.md5.php|md5]] - Compute MD5-hash |
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| ===== Detailed functions ===== | |
| | ===== Restricted Functions ===== |
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| | Some functions pose a security risk or do not work as expected in the context of the questionnaire. Alternatives are listed below. If you need additional features, please let SoSci Survey know. |
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| | * ''echo'' |
| | * ''[[:en:create:functions:html]]'' |
| | * ''[[:en:create:functions:text]]'' |
| | * ''mysqld_query()'' |
| | * ''[[:en:create:databank]]'' |
| | * ''[[:en:create:functions::datasetretrieve|datasetRetrieve()]]'' |
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| | ===== Detailed Functions ===== |
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| Reference-syntax for each function, e.g.: | Reference-syntax for each function, e.g.: |
