ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

MongoModifyAll (Function)
Modifies documents in a collection of a MongoDB database.
<picLayer variable>.Resize (Function)
Resizes an image in a picLayer variable.
MongoDeleteOne (Function)
Deletes a document from a collection in a MongoDB database.
TimeLine control events
The following events appear by default in the WINDEV code editor...
<emailSMTPSession variable>.StartSession (Function)
Starts an SMTP session.
<Organization Chart>.AddChild (Function)
Adds a child element into an Organization Chart control.
QuickActionPin (Function)
Generates a request to pin a quick action.
HTMLInsertAfter (Function)
Adds a node after the specified node in an HTML document.
<EmailOutlookSession variable>.StartSession (Function)
Starts an Outlook section.
<picLayer variable>.InvertColor (Function)
Inverts the colors of a picLayer variable.
String functions (prefix syntax)
The following functions are used to handle strings, using prefix syntax:
LinestringGeoAddPoint (Function)
Adds a new point to a geographic linestring.
<Scanner variable>.Property (Function)
Used to get and change the characteristics of a scanner.
<gglDrive variable>.DownloadGglFile (Function)
Downloads a Google Docs Editors file from Google Drive in a given compatible format.
<Organization Chart>.Occurrence (Function)
Returns the number of elements found in an Organization Chart control.
<Organization Chart>.Add (Function)
Adds a new root element into an Organization Chart control.
<PDF reader>.NbSignatures (Function)
Gets the number of signatures in a PDF Reader control.
EmailSaveAttachment (Function)
Copies the attachment of current email onto the user computer (locally).
MongoDeleteCollection (Function)
Deletes a collection from a MongoDB database.
<Connection variable>.AddScheduledBackup (Function)
Adds a scheduling for full backup (with or without differential backup) on the server defined by the connection.
<pdfDocument variable>.GetSignatureDate (Function)
Gets the date of one of the signatures of a PDF document.
Length (Function)
Returns: the length of a string, i.e., the number of characters in the string (including spaces and binary zeros). the size of a buffer, i.e., the number of bytes in the buffer....
<WDPic variable>.AlphaBlend (Function)
Blends two images together. This allows you to create fade-in effects between 2 images.
<Command variable>.WriteStandardInput (Function)
Writes data to the standard input of the command executed in console mode.