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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

New Features brochure - Version 27: New WINDEV features
New features in WINDEV 27 presented in the New Features brochure....
mongoOperationDeleteOne (Type of variable)
The mongoOperationDeleteOne type is used to define all the advanced characteristics of a document delete operation that will be added to a bulk operations list. The first document that matches the filter will be deleted.
mongoOperationDeleteAll (Type of variable)
The mongoOperationDeleteAll type is used to define all the advanced characteristics of a document delete operation that will be added to a bulk operations list. All the documents that match the selection filter will be deleted.
mongoOperationUpdateAll (Type of variable)
The mongoOperationUpdateAll type is used to define all the advanced characteristics of a document update operation that will be added to a bulk operations list. All the documents that match the selection filter will be updated.
mongoOperationReplaceOne (Type of variable)
The mongoOperationReplaceOne type is used to define all the advanced characteristics of a document replace operation that will be added to a bulk operations list. The first document that matches the filter will be replaced.
HCheckMemoAsynchronous (Function)
Checks the structural integrity of memos in an HFSQL Client/Server data file. This new function is available from WINDEV Suite SaaS 2025 - Update 2....
The Captcha control
The "captcha" are the distorted texts that the Web user must decode and re-enter in a site before validating a form....
Crosshair in a chart
In a Line chart, it may be difficult to read the value of axes for a point that is far from these axes......
How to create an SQL query to get a sum?
This help page explains how to create a Sum query with the query editor....
Refreshing the page data
In a dynamic WEBDEV site, the page data is refreshed during a user action......
Transactions in HFSQL Client/Server mode
To keep maximum compatibility between HFSQL Classic applications (single-user or multi-user) and HFSQL Client/Server applications, the transaction mechanism in HFSQL Client/Server mode is similar to the one in HFSQL Classic mode......
The Breadcrumb control
The "Breadcrumb" control corresponds to a series of links allowing the Web user to go back into the logical tree structure of a site......
ArrayDeleteLine (Function)
Deletes a row at a given position: from a two-dimensional array. from the advanced array property (array of gglCalendar events, etc.) The array size is automatically reduced....
GranularityMovement (Property)
The GranularityMovement property is used to get and change the size of the grid to move: appointments in an Organizer control. appointments in a Scheduler control. events in a TimeLine control. tasks in a Gantt Chart column....
1. What is the WEBDEV administrator used for
CellDisplayDialog (Function)
Displays a Cell control in a page with a DDW effect (Dim Disabled Windows). This function is used to easily simulate a dialog box in browser code, by using a Cell control in a page.
ScreenToSource (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
WorkingHourStart (Property)
The WorkingHourStart property is used to get and change the start time of working hours used: by an Organizer control. by a Scheduler control. by a Gantt Chart column (in a Table or TreeView Table control)....
WorkingHourEnd (Property)
The WorkingHourEnd property is used to identify and change the end time of working hours used: by an Organizer control. by a Scheduler control. by a Gantt Chart column (in a Table or TreeView Table control)....
WINDEV and the streams - Use example
In this example, the application must manage a video conference between two computers......
GranularityDuration (Property)
The GranularityDuration property is used to get and change the size of the grid to resize: appointments in an Organizer control. appointments in a Scheduler control. events in a TimeLine control. tasks in a Gantt Chart column....
Error 1015: The method of the class is protected
Remote HFSQL administrator: Overview
...The remote HFSQL administrator is a WEBDEV site installed with the WEBDEV application server and used to remotely manage the HFSQL Client/Server databases installed on the Web server......
DisplayOrphan (Property)
The DisplayOrphan property is used to: Determine whether a row or column in a Pivot Table control is displayed when it has no parent. Change the display mode of a row or column in a Pivot Table control when it has no parent....
CameraDisplay (Function)
Displays the video being captured by a web camera or by the camera of a mobile device in a "Camera" control. Function kept for "Version-26-compatible" Camera controls....