ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Database access: summary
WINDEV and WEBDEV support different SQL query execution modes depending on how the database was accessed....
<Source>.ExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
HPrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order to optimize the next executions of this query.
Importing tables into the database schema (external database, etc.)
WINDEV and WEBDEV allow you to easily handle external databases (Oracle, SQL Server, Access, etc, ...
<Source>.PrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order to optimize the next executions of this query.
HExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
FillCharacter
The Property Filling Character allows you to know and modify the character used to fill an element.
MongoDeleteOne (Function)
Deletes a document from a collection in a MongoDB database.
UTF8ToUnicode (Function)
Converts a UTF-8 string to Unicode
<Image>.SaveBMP (Function)
Saves an image: in a file in BMP format. in memory....
<DiskFile variable>.ReadLine (Function)
Reads a line from an external file (ANSI or Unicode).
fListDisk (Function)
Returns the list of disks installed on the computer.
MongoModifyAll (Function)
Modifies documents in a collection of a MongoDB database.
<Image variable>.SavePNG (Function)
Saves an image found in an Image variable: in a PNG file. in memory....
MongoModifyOne (Function)
Modifies a document in a collection of MongoDB database.
InitialValue (Property)
The InitialValue property gets and/or sets an initial value....
UTF8ToAnsi (Function)
Converts a UTF-8 string to ANSI.
<Image variable>.SaveJPEG (Function)
Saves an image found in an Image variable: in a JPEG file. in memory....
<Map>.DisplayPosition (Function)
Centers the map displayed in a Map control on a geographical position or on a specific location.
TableEnableFilter (Function)
Implements a user filter on a column found in a Table or TreeView Table control.
ExecuteUpdateUI (Function)
Immediately executes the "Request for refreshing the display" event of the window, page, internal window, internal page, control template or supercontrol. This function is kept for backward compatibility.
Sunburst chart
The Sunburst chart is a Pie chart containing several levels of hierarchical data......
dPixelColor (Function)
Identifies the color of a pixel: in an Image control. in an Image variable. in a picLayer variable. in a WDPic variable]....
dChord (Function)
Draws the chord of a circle (intersection between an ellipse and a straight line): in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
SaveParameter (Function)
Saves a persistent value in the registry or in another file specified by InitParameter.
dChangeMode (Function)
Changes the drawing mode used by the drawing functions (dLine, dRectangle, ....).
TreeView Table control properties
List of properties associated with the TreeView Table control...
Code Editor control
The Code Editor control allows end users to write WLanguage code....