ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

MatExist (Function)
Checks the whether the matrix exists in memory.
The Contact structure
The Contact structure is a preset structure of WLanguage (no declaration is required)......
fExeDir (Function)
Returns the directory from which the execution is started.
DurationToString (Function)
Converts a duration to a character string in the specified format.
DateToDay (Function)
Returns the day that corresponds to a given date.
MatCreate (Function)
Creates a matrix containing 0 row and 0 column.
StatCovariance (Function)
Calculates the covariance between two series of values.
StringEndsWith (Function)
Checks whether a character string ends: with a specific character string. with one of the character strings in an array....
Before (Property)
The Before property replaces or inserts a procedure before the other procedures in: a Procedure variable. an event associated with a control....
InitRandom (Function)
Initializes the generator of random numbers.
GetIdentifier (Function)
Calculates a unique identifier (integer) for an executable or for a session.
StringToDuration (Function)
Converts a duration in character string format to a duration that can be used by a Duration variable.
ServicePause (Function)
Pauses a service.
HGetCurrentPosition (Function)
Returns the approximate position of current record in the data file.
iPreview (Function)
Configures the print destination.
MapCircle (Type of variable)
The MapCircle type is used to define the characteristics of a circle to be drawn on the map displayed in a Map control.
Combo Box control properties
You can manipulate Combo Box controls in a window or page using the following WLanguage properties......
Scheduler control properties
A Scheduler control found in a window or in a page can be handled in WLanguage by the following properties....
Table control properties
A Table control found in a window or in a page can be handled in WLanguage by the following properties......
HExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
LooperSelectMinus (Function)
Deselects a row in a Looper control.
Sort (Function)
Sorts a WLanguage array.
ServiceContinue (Function)
Restarts a paused service.
Constants for managing the Enumerations and the Combinations
Statistical constants
List of constants used by the statistical functions....