ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
Check: Activity of an application
The monitoring robot proposes to check the activity of a WINDEV application......
HFSQL Client/Server: Scheduled tasks
The scheduled tasks are used to schedule automatic tasks......
Report viewer: "Annotate" tab
Does your application allow you to print several reports? The end user has the ability to write annotations from the report viewer......
11. External component
AuthURL (Property)
The URLAuth property is used to get and define the authorization URL to be used (first URL of the OAuth 2.0 specification).
PDF Reader control: How to use the ribbon and tabs
The PDF Reader control includes multiple features accessible via......
Mechanism of specific exceptions
A process of specific exception is used to process a risky code (which means a code that could trigger an exception)......
Creating and distributing Active WEBDEV Pages
To transform a page in Session mode into an Active WEBDEV Page:...
Locking data files: correspondence between WINDEV 5.5 and the later versions
Opening a help file (CHM, HTML or PDF)
There are several ways to open a help file......
WDOptimizer: Editing and modifying a ".REP" file
The Table control
The Table control is used to simplify the display and the input of information stored in memory or coming from a data file, a view or a query......
Entity of a CDM
To group information according the MERISE method, entities must be created......
CallWD: Function specific to the external language
Calls a WLanguage function from an external language....
Selected (Property)
The Selected property is used to: Select, or determine if a row is selected in a List, ListView or Table control. Select, or determine if a column or cell is selected in a Table control with row or column selection. Select, or determine if a WEBDEV menu option is selected....
SelectionOnly (Property)
The SelectionOnly property is used to: Find out which elements of the Table or TreeView Table control will be printed: print all the records or the selected records only. Change the print mode of rows in the Table or TreeView Table control: print all records or the selected records only....
Point (Type of variable)
A Point variable is a structured type that is used to represent a position (X, Y) in 2 dimensions.
<PDF reader>.InfoXY (Function)
For a given position (coordinates of a point) in a PDF Reader control, returns one of the following: the page number for the specified position, the X-position (in mm) for the specified position, the Y-position (in mm) for the specified position....
PDFReaderInfoXY (Function)
For a given position (coordinates of a point) in a PDF Reader control, returns one of the following: the page number for the specified position, the X-position (in mm) for the specified position, the Y-position (in mm) for the specified position....
Creating an action plan
The action plans group all actions that will be performed by the software factory....
Association in a CDM
In a CDM (Conceptual Data Model), the associations are used to link the entities between themselves......
BREAK statement/"BREAK:" label
The keyword BREAK can correspond: to the BREAK statement: it allows you to exit a set of instructions and run the rest of the current process. to the BREAK label: it allows you to declare a section of code in a loop. This code will be run when exitingfrom the loop with a "BREAK" statement....
Start of Document block
The Start of document block is printed once at the beginning of the report execution......
The single-part and multi-part archives
Two types of archives are available......
URL Rewriting
URL Rewriting is a technique used to improve SEO......