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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Thread management constants
List of constants used by the functions for managing threads, critical sections, semaphores, mutexes, ......
Declaring the functions of the Windows API
Syntax for declaring the functions of the Windows API...
Conditional target-code
The code editor allows you to enter a specific code for each environment (WINDEV, WEBDEV and WINDEV Mobile)......
Comparison operators
The comparison operators can be divided into several categories......
HPrevious (Function)
Positions on the previous file record according to a browse item.
HTTPSend (Function)
Sends an HTTP request and waits for the response from the HTTP server.
Using data from an external database
WINDEV Tutorial - External database Using data from an external database - 40 min
HTransaction (Function)
Starts a transaction on the data files (HFSQL or accessed via a Native Connector) and creates the transaction file.
WebserviceWriteCustomHTTPCode (Function)
Specifies the custom HTTP code that will be returned when the execution of the REST web service function is completed.
Environment of the window editor
The main elements of window editor are as follows:
Calling a procedure/a function
Syntax for calling a local or global procedure.
EmailStartSession (Function)
Starts an email management session based on the selected management mode (POP3, SMTP, IMAP or MS Exchange).
Reports & Queries: Unsupported WLanguage functions
Some WLanguage functions are not available in Reports & Queries......
Query editor: Characteristics
jsonReader (Variable type)
The type jsonReader type allows linear browsing of a large JSON document with optimal performance and reduced memory usage. Warning This type of variable is only available from version 2025 Update 3....
Automatic data file modification
The automatic data file modification updates the description of data files on user computers......
I was using Visual Basic with WINDEV 5.5. How to proceed in WINDEV 2024?
You have the ability to use external languages with WINDEV......
HTransactionStart (Function)
Starts a transaction on the tables (HFSQL or accessed via a Native Connector) and creates the transaction table.
HLast (Function)
Sets the position on the last record of a table according to a browse item.