ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Combination (Type of variable)
A combination is a set of options.
Modified (Property)
The Modified property is used to determine if a control or group of controls has been modified by the user (keyboard or mouse input).
LengthToString (Function)
Converts a size in bytes to a string with human-readable units such as kilobytes, megabytes or terabytes.
ArrayShuffle (Function)
Shuffles the elements of a WLanguage array.
ArrayDeleteLine (Function)
Deletes a line at a given position: from a two-dimensional array. from the advanced array property (array of gglCalendar events, etc.) The array size is automatically reduced....
HCreateView (Function)
Creates an HFSQL view. This function uses the former view mechanism....
DeleteLine (Function)
Deletes a line at a given position: from a two-dimensional array. from the advanced array property (array of gglCalendar events, etc.)....
ArrayToCSV (Function)
Converts a one-dimensional array or a two-dimensional array into a character string in CSV format.
ArrayAddSorted (Function)
Adds an element to a one-dimensional WLanguage array taking into account: the sort criteria defined by ArraySort the comparison operator described in the class, if the elements of the array are class instances....
CalendarButton (Property)
The CalendarButton property is used to determine and specify whether a Date Edit control has a button to display a popup calendar.
sComputeCrc16 (Function)
Checks a character string before and after transmission between WINDEV applications and WEBDEVsites.
4. Conditional statements
WINDEV Tutorial - WLanguage basics Lesson 4 - Conditional statements - 20 min
Enumeration (Variable type)
An enumeration is a set of values......
Delete (Reserved word)
The memory occupied by a dynamic object (array, class object, ...
zipPassword (Function)
Defines the password used to add files into the specified archive and to extract files from the specified archive (RAR, ZIP and WDZ format).
Break in a Looper control
A break in a Looper control is used to group the data corresponding to one or more arguments......
Managing assertions
...The main available features are as follows:...
Report based on an Organizer control
A report based on an Organizer control is used to directly print the information displayed in the Organizer control...
StatError (Function)
Returns the error number for the last error caused by a Statxxx function (statistical functions).
PhraseToBuffer (Function)
Returns the buffer encoded in a BIP39 mnemonic phrase.
BufferToPhrase (Function)
Converts a buffer to a mnemonic phrase using the BIP39 algorithm.
SysTheme (Function)
Returns the current theme of the device.
KeyCalcActivationKey (Function)
Calculates the activation key of application from the initial key.
grImageSize (Function)
Defines the size of the image containing the chart.
grOrientation (Function)
Modifies the orientation of chart axes.