ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HTML control properties
You can manipulate HTML controls in a window, page or report using the following WLanguage properties......
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
SSLActive (Function)
Used to enable or disable the secure SSL mode.
iZoneHeight (Example)
Usage example of the iZoneHeight function
HCancelDeclaration (Example)
Usage example of the HCancelDeclaration function
HDeclareExternal (Example)
Usage example of the HDeclareExternal function
HBuildKeyValue (Example)
Usage example of the HBuildKeyValue function
PDFExtractPage (Function)
Extracts a page from a PDF file in a variable of type Image.
fChangeSize (Function)
Resizes an external file.
HDFS constants
The following constants are used by the HDFS functions:...
Token (Type of variable)
The Token type is used to define all the advanced characteristics of a token displayed in an edit control.
HReset (Function)
Initializes: one or all variables of file items with their default values. one or all items of a Record variable with their default values....
ModbusReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
Slider control properties (in a page)
A Slider control and a Range Slider control found in a page can be handed in WLanguage by the following properties.
Events associated with the project
List of events associated with the project...
Round (keyword)
The Round keyword can correspond to...
SFForwardQuery (Function)
Continues to run a SOQL query (Salesforce Object Query Language) on the records of a Salesforce database.
SFExecuteProcess (Function)
Requests the execution of a specific process.
SFSearch (Function)
Performs a search among the records found in a Salesforce database.
iPrintImage (Example)
Usage example of the iPrintImage function
zipDeleteFile (Example)
Usage example of the zipDeleteFile function
LoadParameter (Function)
Reads a persistent value.
dRotation (Function)
Performs a rotation: of an Image control. of an Image variable. of a picLayer variable....
ControlDelete (Function)
Permanently deletes a control from a window, page or report.
HFileExist (Function)
Determines: whether a file exists, which means whether it was physically created (HCreation or HCreationIfNotFound). whether a view or a query was defined....