ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

TraceStart (Function)
Opens the trace window or saves the trace information in a text file.
TraceEnd (Function)
Closes the trace window if this window was opened or stops saving the trace information in a text file.
TraceDeleteAll (Function)
Clears the content of trace window opened in parallel with the current window.
Installing and starting WDTRAD
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....
Erase patches
To quickly modify the operating mode of an application, you can use application patches......
Automated test created by the user
WINDEV allows the user to record a test scenario in order to send it to the quality service or to the developer......
HListFile (Function)
Returns the list of files: current database schema. database schemas in progress (projects with multiple database schemas). a specific database schema recognized by the HFSQL engine. available on a connection via a Native Connector or an OLE DB driver. for a group of files defined in the data model editor....
WDMap: Overview
WDMap is a tool used to view and handle a data file while developing an application......
SNMPTrapEnable (Function)
Enables the interception of an SNMP "trap" sent by an agent.
Custom synchronization for Table controls based on a data file
In some cases, you may want to use a custom synchronization for Table controls based on a data file......
How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
<Kanban>.Filter (Function)
Displays only cards that match the specified filter.
KanbanFilter (Function)
Displays only cards that match the specified filter.
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
<Window>.FromSource (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....
<Page>.FromSource (Function)
Automatically updates the controls of a 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....
<Source>.CancelDeclaration (Function)
Allows you to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
Charset (Property)
The Charset property is used to: Get the character set used by a Font variable. Change the character set used by a Font variable. Get the character set used by an HFSQL data file....
Thumbnail (Property)
The Thumbnail property can be used on: the items of an HFSQL data file. For more details, see Thumbnail property on items. the Thumbnail controls (WEBDEV only). For more details, see Thumbnail property on Thumbnail controls....
<Source>.ToWindows (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....
zipArchive (Variable type)
The type zipArchive type is used to manipulate an archive file corresponding to one of the following formats: ZIP, CAB, RAR, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ).
SOAP constants
List of constants used by the SOAP functions....
UploadSizeSent (Function)
Returns the total size (in bytes) of files already sent by the current upload via an Upload control.