ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Creating an executable: Managing manifests
When running an executable, Windows Vista (and later) performs several checks regarding the rights of the current user via the UAC mechanism (User Account Control)......
22 tips for optimizing the speed of a site
When a site is on-lined, one of the main expectations of Web users is speed......
WDConver : Overview
WDConver is a tool used to convert data to an HFSQL Classic data file from......
WDINT setup
WEBDEV concepts
StoreTheValue (Property)
The StoreTheValue property is used to: Find out whether a control keeps its value between two application starts via the persistence. Modify a control so that it keeps (or not) its value between two application starts via the persistence....
11. Choosing the action of a button/link
HOut (Function)
Used to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query.
TreeAdd (Function)
Adds a "leaf" element (and all necessary nodes) into a TreeView control.
AddLine (Function)
Adds a row at the end: of a one- or two-dimensional WLanguage array. of a two-dimensional array property of a variable type (xlsDocument variable for example)....
Example for creating a select query
This help page explains how to create two select queries......
ActionDeclareUndo (Function)
Declares how to cancel an action that was added by ActionDo. This function MUST be called when running the procedure supplied to ActionDo.
ERR_NO_DLLEXE
SNMPOIDAccess (Function)
Returns the authorized access modes of a specific OID.
Error 120: Redefinition of the structure
VideoStartDecoding (Function)
Starts decoding bar codes in a Camera control.
TopMargin (Property)
The TopMargin property sets the top margin of an element.
CameraStopDecoding (Function)
Stops decoding bar codes in a Camera control.
CameraStartDecoding (Function)
Starts decoding bar codes in a Camera control.
<Camera>.StartDecoding (Function)
Starts decoding bar codes in a Camera control.
<Connection variable>.AddLink (Function)
Adds an integrity rule between two files on the server.
TimeDifference (Function)
Calculates the difference between two times in hundredths of a second.
fCompare (Function)
Compares the content of two files bit by bit.
StatCorrelation (Function)
Calculates the coefficient of correlation between two series of values.
HDescribeLink (Function)
Describes a link between two data files through programming.