ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HTransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
How to contact the Free Technical Support?
The different methods to contact PC SOFT Technical Support....
TableDisplay (Function)
Refreshes a Table or TeeeView Table control from a given position: for a control linked to a file: changes made in the linked data file are reflected in the control. for a control handled programmatically: the calculated columns are re-calculated....
WindowFromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
Reading bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to create applications for reading bar codes......
Window with arrow (iPad)
The principle of windows with arrow is straightforward......
Pivot Table control in a report
The report editor allows you to create "Crosstab" reports......
AAFExportSecurity (Function)
Secures the export of confidential data in the AAFs (Automatic Application Features) that are used to export, print or save data.
WINDEV 2024: New WLanguage features
In version 27, new functions, properties and data types have been introduced and some have been improved......
Handling TimeLine controls programmatically
A TimeLine control can be......
Time (Type of variable)
The Time type is used to easily handle the times...
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
HOnError (Function)
Customizes the management of HFSQL errors.
SourceToScreen (Function)
Automatically updates the controls in a window or page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
Animation of Chart control
The animation of Chart controls allows you to define a dynamic display in your applications......
EmailOpenMail (Function)
Opens the default messaging software: of Web user on the browser computer. of the user on the current Windows computer. on the phone....
WDZip: Handling files in an archive
The compressed files found in an archive can be handled by WDZip......
The Contact structure
The Contact structure is a preset structure of WLanguage (no declaration is required)......
Operations performed on object diagrams
The following paragraphs explain......
Enumeration (Type of variable)
An enumeration is a set of values......
UUID (Type of variable)
The UUID type is used to easily manage: UUIDs or GUIDs, automatic UUID HFSQL identifiers, identifiers for COM/Automation objects and interfaces, ......
ChangeCharset (Function)
Retrieves and/or changes the character set used: by all the screen fonts. by all the operations performed on the character strings (functions and/or operators)....
HDeclareExternal (Function)
Temporarily imports into the current analysis the description of a data file from an existing HFSQL data file.
WDZip: Creating or modifying an archive
This help page explains how to......
Creating a replication
To understand the operating mode of ReplicEdit, we are going to create a replication by using a simple example......