ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

The Thumbnail control
The Thumbnail control is used to automatically manage the display of images in thumbnail format......
9-slice scaling
The 9-slice scaling allows you to resize the images harmoniously......
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....
The Task structure
The Task structure is a preset structure of WLanguage (no declaration is required)......
dTransferToImage (Function)
Creates an image from a buffer of pixels encoded in a specific format. This function is an advanced function. This function is mainly used to handle the images returned by external APIs via Image variables....
Mashup
The concept of Mashup consists in aggregating data coming from different software, different services, different data sources, ......
HFSQL Client/Server: Scheduled tasks
The scheduled tasks are used to schedule automatic tasks......
xBase files: Limits
Upgrading a WEBDEV Cluster
WEBDEV Custer is a hosting solution for WEBDEV sites that ensures high performance and availability......
How to save and retrieve an image in a binary memo
zipSize (Function)
Returns the size of archive (in ZIP, RAR, CAB, WDZ or 7z format): the size of all compressed files found in the archive. the size of all files found in the archive before compression....
Container column in a Table control
A cell found in a Table control can contain a set of controls......
iListNestedReports (Function)
Returns: the list of nested reports currently printed (reports run by iPrintReport in one of the processes of the report currently printed). the list of sequenced reports currently printed (iSequenceAdd)....
Multi-control search: search in a window
You want to find a word in the controls of your window? Nothing is easier, press CTRL + F and type the word to find......
Error: Redefinition of syntax
The '<method>' methods of the '<derived class>' class and of the '<base class>' class do not have the same prototype......
Recompiling the project
The project compilation is a process used to......
Programming an indexed control
DateTimeToReal (Function)
Converts a date and time to an 8-byte real.
CalendarSelectMinus (Function)
Deselects a date in a multi-selection Calendar control.
RealToDateTime (Function)
Converts an 8-byte real to a date and time.
<Calendar>.SelectMinus (Function)
Deselects a date in a multi-selection Calendar control.
<DateTime type>.ToReal (Function)
Converts a date and time to an 8-byte real.
Handling Spreadsheet controls programmatically (in a window)
Spreadsheet controls can be handled programmatically......
Report controls
Several types of controls can be handled in a report created by the report editor......
WinSize (Function)
WinSize: returns or modifies the window display mode (maximized, minimized or normal), modifies the window height and/or width, moves the window and modifies a window's height and/or width....