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Version: 2026
<JSON variable>.ToXML (Function)
Converts a JSON string to XML.
<JSON variable>.ToString (Function)
Converts the content of a JSON variable to a JSON string.
JSON: Handling large (multi-gigabyte) files
Removes an existing folder from the list of subscribed folders.
This new function is available from WINDEV Suite SaaS 2025 - Update 2.
JSON
JSON (JavaScript Object Notation – Object Notation from JavaScript) is a lightweight data exchange format...
JSON variable functions
Envoie une requête HTTP en mode asynchrone : le programme continue de s'exécuter et la réponse est traitée par une procédure spécifique.
Cette fonction est une nouveauté disponible à partir de WINDEV Suite SaaS 2025 Update 3.
<xmlDocument>.ToJSON (Function)
Converts an XML string to JSON.
HExportJSON (Function)
Exports the records found in a table (HFSQL or OLE DB), view or query to a JSON file.
ExtractStringBetween (Function)
Allows you to:
  • extract a substring between two given separators from a character string.
  • search for substrings between two given separators in a character string.
StringToJSON (Function)
Converts a JSON string into a JSON variable.
JSONToVariant (Function)
Converts a JSON string to a Variant variable.
HJSONToRecord (Function)
Imports JSON data into the current record.
Serialize (Function)
Transforms the following elements into a specific format:
  • a structure (and its subelements),
  • a class (and its subelements),
  • an array (including the associative arrays),
  • a queue,
  • a stack,
  • a list.
HRecordToJSON (Function)
Retrieves the structure and value of the current record and exports them into a string in JASON format.
TableToJSON (Function)
Converts the contents of a Table or TreeView Table control to a JSON string.
<Source>.JSONToRecord (Function)
Imports JSON data into the current record.
JSONOpenReader (Function)
Creates a reader to read a JSON document without loading it into memory.
Note: This function is only available from version 2025 Update 3.
<xmlNode>.ToJSON (Function)
Converts an XML string to JSON.
JSONToString (Function)
Converts the content of a JSON variable to a JSON string.
<Source>.ExportJSON (Function)
Exports the records found in a table (HFSQL or OLE DB), view or query to a JSON file.
<Source>.RecordToJSON (Function)
Retrieves the structure and value of the current record and exports them into a string in JASON format.
VariantToJSON (Function)
Converts the content of a Variant variable to JSON.
JSONValid (Function)
Checks the validity of a JSON string.
<Table>.ToJSON (Function)
Converts the contents of a Table or TreeView Table control to a JSON string.
FOR EACH statement (loop through a jsonReader variable)
The FOR EACH statement loops through a variable of type jsonReader in various ways:
  • Loop through a level.
  • Loop through a level with copy.
  • In-depth loop.
Note: This feature is only available from version 2025 Update 3.
Deserialize (Function)
Deserializes a buffer or a character string containing the data from a class, structure, array (including an associative array), queue, stack, list or advanced variable, as well as their subelements.
JSONToXML (Function)
Converts a JSON string to XML.
XMLToJSON (Function)
Converts an XML string to JSON.
<Source>.ExportJSONString (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
HExportJSONString (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
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The different types of items proposed in the data model editor are as follows:
JSONXMLConverter (Type of variable)
... of an XML object to JSON (or conversely) via XMLToJSON and JSONToXML).
<Source>.ImportJSON (Function)
Imports a JSON file into an HFSQL Classic table. This table must have been defined in the data...
HImportJSON (Function)
Imports a JSON file into an HFSQL Classic table. This table must have been defined in the data...
AuthLogout (Function)
the OpenID protocol on any web service. a JSON Web Token (JWT)....
YAML (Variable type)
The YAML type simplifies the handling of data in YAML format.
jsonReader (Variable type)
The type jsonReader type allows linear browsing of a large JSON document with optimal performance...
MongoDB/GRIDFS databases
MongoDB is a document-oriented NoSQL database......
Count (Property)
a xmlNode variable. a JSON variable....
Mashup
The concept of Mashup consists in aggregating data coming from different software, different...
REST Webservices: Automatic deserialization of request
In a REST Webservice, an entry point can have several types......
Exist (Property)
The Exist property is used to determine if an element exists.
Buffer (Type de variable)
The buffer type corresponds to a binary memory area....
Managing color palettes
Starting with version 2025, WINDEV and WINDEV Mobile include color palettes for projects...
Value (Property)
The Value property is used to get and change the value of an element.
Type (Property)
The Type property is used to get and change the type of an element.
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