ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)......
Null (keyword)
The "Null" keyword can correspond to:
HTransactionSavepoint (Function)
Declares a transaction savepoint.
ConnectionCount (Function)
Returns the number of instances of the WEBDEV site currently run on the server.
DDEWarmLink (Function)
Creates a warm link with a data.
HMergeView (Example)
Usage example of the HMergeView function
HChangeName (Example)
Usage example of the HChangeName function
DDEEvent (Function)
Associates a WLanguage procedure with a DDE event: when the DDE event occurs, the associated WLanguage procedure is automatically run.
DDELink (Function)
Creates a hot link with a data.
VideoSetDriver (Function)
Connects the "Camera" control to a specific driver for video capture.
HListItem (Example)
Usage example of the HListItem function
WDAPI: Converting a declaration of C function or structure
WDAPI is used to convert a declaration of C function or structure into a declaration of WLanguage function or structure......
SNMPStartSession (Function)
Starts an SNMP session.
CriticalSectionStart (Function)
Marks the start of a critical section: no other thread will be able to run the code as long as the current thread does not exit from the critical section.
Creating and deploying a setup program: How to?
Creating the setup program allows you to deploy a WINDEV application on the end-user computers......
fOpenTempFile (Function)
Creates and opens a temporary file.
HErrorDuplicates (Example)
Usage example of the HErrorDuplicates function
Diagram Editor (WEBDEV): Features
The Diagram Editor control includes many features accessible via......
SQLSeek (Function)
Positions on the specified result row of the query.
HModify (Function)
Modifies the specified record or the record found in memory in the data file (query or view).
SQL functions that can be used in SQL queries
The following SQL functions can be used on the queries written in SQL code (classified by theme)......
NetIPToMAC (Function)
Returns the MAC address corresponding to a given IP address.
DomoStatus (Function)
Used to find out whether an electrical device (compatible with the X10 protocol) is switched on or off.
HReadLast (Example)
Usage example of the HReadLast function
The List Box control
The List Box control is used to display a list of elements and to select one or more elements from this list......