ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HMode (Function)
Changes the mode and the method for locking data files.
HCheckMemo (Function)
Checks the structural integrity of memos in an HFSQL data file.
HExecuteQueryAsynchronous (Function)
Executes a SELECT query asynchronously.
HRecordToXML (Function)
Retrieves the structure and the value of the current record and exports them into a character string in XML format.
HInitSubscriber (Function)
Initializes the range of automatic identifiers for the description file of subscriber replica (".RPL" extension).
HSeek (Function)
Positions on the first record of the data file whose value for a specific item is greater than or equal to a sought value (generic search by default).
HJSONToRecord (Function)
Imports JSON data into the current record.
HDeactivateAutoFilter (Function)
Disables an automatic filter on the linked files when browsing an XML file.
Manipuler un champ Editeur_HTML par programmation
Abre una ventana cuyo resultado se recuperará a través de una Procedure WLanguage ("callback").
Generation of a class diagram using reverse engineering
WINDEV, WINDEV Mobile and WEBDEV allow you to create the class diagram of an application using reverse engineering (files "......
Generating a description of a data file from a window or from a page
When you design a quick prototype, you often create windows (or pages) without defining any data files......
HCheckUnaltered (Function)
Checks whether one or all records in an unalterable data file have not been modified (with an hexadecimal editor for example).
Sub-query
A sub-query is a query whose result is used by another query......
SQL selection conditions
To specify the selection conditions in an SQL query, you can use......
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows......
Reading an email
This help page explains how to read an email from a WINDEV application and how to display its content in a WINDEV application....
Compilation statement: COMPILE IF
The <COMPILE IF> statement allows you to compile (or not) a WLanguage code according to a condition.
HChangePassword (Function)
Changes the password of an HFSQL Classic or HFSQL Client/Server data file....
WINDEV Mobile concepts
HViewToFile (Function)
Saves the modifications performed in an HFSQL view (by HModify, HDelete or HCross) in the corresponding data file. This function uses the former view mechanism.
Displaying a different content on each row
In a Looper control, a different content can be assigned to the Table, Chart, List Box and TreeView controls......
HDeleteAll (Function)
Deletes all records from a data file, an HFSQL view or a query.
HSave (Function)
Modifies the current record if it exists, otherwise adds a new record.
HRecordToJSON (Function)
Retrieves the structure and value of the current record and exports them into a string in JASON format.
Generating a class diagram
The generation is used to create the WINDEV classes ("......