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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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.
<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.
<Source>.ExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
Database access: summary
WINDEV and WEBDEV support different SQL query execution modes depending on how the database was accessed....
HExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
Importing data files into the analysis (external database, etc.)
WINDEV and WEBDEV allow you to easily handle external databases (Oracle, SQL Server, Access, etc, ...
DescribedName (Property)
The DescribedName property is used to handle the logical name of HFSQL data files (ignoring possible changes made by HAlias).
fMakeDir (Function)
Creates a directory (and the intermediate directories if necessary).
fCopyDir (Function)
Copies the contents of a directory and its subdirectories.
Length (Function)
Returns: the length of a string, i.e., the number of characters in the string (including spaces and binary zeros). the size of a buffer, i.e., the number of bytes in the buffer....
SemaphoreStart (Function)
Locks the current thread until the semaphore is opened (which means until a "free" spot becomes available in the protected section).
Handling an HTML control through programming
WINDEV and WEBDEV allow you to handle an HTML control through programming......
grSaveParameter (Function)
Saves the parameters of a chart in the format of a compressed string.
InAutomaticTestMode (Function)
Used to find out whether an automatic test is currently run or not.
iPrintBodyComplement (Function)
Forces a body complement block to print while specifying the height of complement block.
iPageHeight (Function)
Calculates the height of printable page (in millimeters) while taking the top or bottom margins into account.
iImageHeight (Function)
Calculates the height of the image to print (in millimeters).
iForceComplement (Function)
Forces the printing of a Body Complement block.
xlsNbColumn (Function)
Returns the number of columns found in a worksheet of an XLS file.
CursorOptions (Property)
The CursorOptions property is used to manage the type of cursor used for a connection (Native Connectors, OLE DB, etc.).
DateTimeLocalToUTC (Function)
Converts a local date and time (time zone, summer time, winter time) to UTC.
dModifySaturation (Function)
Modifies the saturation of an image found: in an Image control, in an Image variable....
dModifyLightness (Function)
Changes the lightness of an image found: in an Image control, in an Image variable....
iImageWidth (Function)
Calculates the width of the image to print (in millimeters).
iPageWidth (Function)
Calculates the width (in millimeters) of the printable page while taking the left or right margins into account.
XLS file handling functions
List of functions for managing XLS files...
The "Stock" charts
The Stock charts are used to represent the variations in the values of shares......
'Image gallery' Looper control
The "Image gallery" Looper control is used to manage the display of a set of images without programming......
2. Managing a database
WEBDEV Tutorial: My first WEBDEV website Lesson 2 - Managing a database - 30 min
The Multimedia control
The Multimedia control is used to play multimedia files......
HTML 5: Example for managing the programmed Drag and Drop
To make a WEBDEV site more interactive, you have the ability to implement Drag and Drop in the pages....