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Version: 2026

Declaring the functions of the Windows API
Syntax for declaring the functions of the Windows API
CallDLL32 (Function)
Runs a function found in an external DLL.
Value of constants for the Windows 32-bit API
Value of constants for the Windows 32-bit API
API (Function)
Runs a function found in an external DLL.
Instance (Function)
Returns the "system handle" (HINSTANCE) of the current program.
TelemetryIsEnabled (Function)
Used to find out whether the telemetry is enabled.
UTF8ToAnsi (Function)
Converts a UTF-8 string to ANSI.
<Image>.SavePNG (Function)
Saves an image: in a PNG file. in memory....
<Image>.SaveJPEG (Function)
Saves an image: in a JPEG file. in memory....
ModbusDisconnect (Function)
Closes the Modbus session.
ProfilerEnd (Function)
Stops "collecting data" for the performance profiler.
BTLE functions
The following functions are used to handle the Bluetooth Low Energy devices:...
HFlush (Function)
Forces the operating system of the computer where the data files are found to write data onto the disk.
HSetIntegrity (Function)
Enables or disables the management of an integrity constraint on a file link.
Source (Property)
The Source property can be used on: a Chart control: in this case, the Source property is used to get the source of the series: Table column, list of values, ... a connection: in this case, the Source property is used to get or set the source of a connection (HFSQL Client/Server, OLE DB, etc.)....
zipAddFile (Function)
Adds a file (of any type) into an archive in CAB, ZIP, WDZ and 7z, TAR or TGZ (TAR.GZ) format and compresses it.
Native MariaDB Connector: Requirements and remarks
This page presents the main aspects and requirements of the Native MariaDB Connector......
Overloading a WLanguage function or using a WLanguage function in an SQL query
WLanguage includes the "WL" keyword......
Advanced management of class instances
The advanced management of instances is used to choose the mode for taking reference. This choice directly impacts the freeing of the class objects: depending on the selected take of reference, the "Destructor" will not be called at the same time....
dSaveImagePNG (Function)
Saves an image: in a PNG file. in memory....
WLanguage procedure called by fTrackDirectory
WLanguage procedure ("callback") called by fTrackDirectory when a change is made to the tracked directory.
WLanguage procedure called by fTrackFile
WLanguage procedure ("callback") called by fTrackFile when a change is made to the tracked file.
iChangeSubReportSource (Function)
Modifies through programming the report associated with a sub-report in a composite report.
dbgAuditStatus (Function)
Retrieves and changes the status of the dynamic audit.
InDelayedProcedureMode (Function)
Indicates whether the code is run from a delayed procedure or from a scheduled task on the WEBDEV Application Server.
mlGetVariable (Function)
Retrieves the value of a variable for the MATLAB session.
mlSetVariable (Function)
Writes the value of a variable for the MATLAB session.
Index (Property)
The Index property indicates the physical index (physical order) of an item in a record.
HActivateTrigger (Function)
Re-enables a trigger that was disabled by HDeactivateTrigger.
iBorder (Example)
Usage example of the iBorder function