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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

NullSupported (Property)
The NullSupported property is used to manage the NULL value in HFSQL data files.
Dynamic Automation object
A dynamic automation object is an automation object allocated upon request, during the program execution...
The Text control: Input or display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
Conditional target-code
The code editor allows you to enter a specific code for each environment (WINDEV, WEBDEV and WINDEV Mobile)......
HExtractMemo (Example)
Usage example of the HExtractMemo function
HFSQL in network mode on a server running Windows NT4, 2000, XP or 2003
The access speed to the data in network depends on several parameters (see the section......
CallDLL32 (Function)
Runs a function found in an external DLL.
HChangeDir (Function)
Changes the path to a data file (i.e. directory in which the file will be handled).
Use (Function)
Opens a WINDEV window and closes all the other windows that were opened beforehand.
JSONValid (Function)
Checks the validity of a JSON string.
INIWrite (Function)
Writes a specific value into an INI file (or into a file structured like an.INI file).
<DiskFile variable>.Write (Function)
Writes: a character string into an external file. a memory section....
The Image control
The Image control is used to......
HExecuteSQLQuery (Example)
Usage example of the HExecuteSQLQuery function
Dedicated Web server
When installing WEBDEV development version, if no Web server is available on the current computer, WEBDEV automatically installs one (IIS Express version 10). This server is automatically configured to work with WEBDEV....
HFilterStartsWith (Function)
Defines and enables a "Start with" filter on a file, view or query.
iPhone window: window creation wizard
The wizard for window creation allows you to easily create a window containing all main elements of a window for an iPhone application......
HTransaction (Function)
Starts a transaction on the data files (HFSQL or accessed via a Native Connector) and creates the transaction file.
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
How to create a menu?
CalculatedItemExpression (Property)
The CalculatedItemExpression property is used to: Find out the SQL expression that defines the value of a calculated item. This item was defined in the data model editor or through programming. Define the SQL expression returning the value of a calculated item (when describing the item through programming)....
SQL selection conditions
To specify the selection conditions in an SQL query, you can use......
fTime (Example)
Usage example of the fTime function
HExecuteSQLQueryAsynchronous (Function)
Executes an SQL query asynchronously.
HTTPSendForm (Function)
Sends an HTTP form.