ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Scanner functions (prefix syntax)
The scanner functions are as follows:...
<mongoGridFS variable>.GetFile (Function)
Retrieves (on the local computer) a file identified by its name and found in a MongoDB file system.
<Polygon2D variable>.Area (Function)
Calculates the area of a polygon defined using 2D coordinates.
NullSupported (Property)
The NullSupported property is used to manage the NULL value in HFSQL tables.
FBSessionStatus (Function)
Checks the status of a Facebook session.
StringStartsWith (Function)
Checks whether a character string starts: with a specific character string. with one of the character strings in an array....
The Button control
The Button control allows the user or the Web user to run a specific action with a simple click......
<Queue variable>.Dequeue (Function)
Dequeues an element from a queue.
<Stack variable>.Pop (Function)
Pops an element from a stack.
Kanban control functions
The following functions handle Kanban controls......
<Document variable>.Add (Function)
Adds an element, document, paragraph, text, image or fragment to the end of a Document variable..
<Connection variable>.OperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
<AuthToken>.RefreshToken (Function)
Refreshes a user's OAuth2 token when it expires....
Standard FTP functions (prefix syntax)
Standard FTP functions (prefix syntax)...
PermissionRequest (Function)
Prompts the user to grant an application permission.
TimelineListEvent (Function)
Returns: the list of events found between two given times in a TimeLine control, all events of a TimeLine control, a specific event (selected or hovered)....
COMCallMethod (Function)
Runs a method of an interface of a COM object instantiated by COMCreateInstance.
13. Security advantage: "Back" button
Calculates the symmetric difference between a geographic polygon and another geometry....
Dequeue (Function)
Removes an element from the queue.
HDataSourceKnown (Function)
Determines if a data source has been initialized.
Pop (Function)
Pops an element from a stack.