ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Error 531: The negative or null subscripts are not allowed
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators......
ERR_DISCONNECTED_BY_ADMIN
Error 532: The size of the string to extract must be strictly positive
First page of the project in session mode
The first page of the project is the first page in Session mode opened in the Web user's browser when a WEBDEV site in session mode starts......
Operations performed on state-transition diagrams
The following paragraphs explain......
ERR_BAD_URL
AAF: Simple edit options in an edit control
The context menu of an edit control is used to perform simple edit operations...
WiFiDetectAccessPoint (Function)
Starts detecting the Wi-Fi access points currently accessible from the device.
Tab order in a window, a page, etc.
The tab order of the controls found in a window or in a page describes the order in which the controls take focus in a window when the user presses the [Tabulation] key......
<GuidedTour>Start (Function)
Starts the guided tour and displays the first stage.
TourGuideStart (Function)
Starts the guided tour and displays the first stage.
Private Store for mobile applications
There are two methods two deploy your applications......
State-transition diagram
A state-transition diagram presents a sequence of states that an object goes through during its lifecycle......
ERR_BAD_COMMANDLINE
ERR_BAD_COMMANDLINE error...
Programming an indexed control
ERR_DISCONNECTED_EXEC
Maintaining the files of Control Centers
When using a database, you may have to perform maintenance operations on the data files......
dbgStartMemoryDiff (Function)
Starts a difference operation of the memory used by the application.
mongoWriteConcern (Type of variable)
The mongoWriteConcern type is used to define the level of acknowledgment of receipt requested for the write operations in a stand-alone mongod, in a set of replicas or in fragmented clusters.
ERR_CANNOT_RUN_EXPLORER
Private Store for WINDEV applications
Versions 27 and later include a Private Store......
Manual deployment of a dynamic site
WEBDEV proposes several methods for deploying a dynamic site......
27. Center or anchor a site horizontally
Properties associated with the rows of a TreeView control
The rows of TreeView controls in a window or page can be manipulated using different WLanguage properties......