ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Declaring and using a variable
A variable is defined by name and type...
Service variable
The Service variable is used to...
Report based on a variable (Data binding)
A report based on a variable is used to directly print the information found in a WLanguage variable...
Composite variable
A composite variable contains different types of elements (members)...
Advanced types
The advanced types of WLanguage are as follows
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
WLanguage types
The different types in WLanguage are...
IsNumeric (Function)
Enables you to find out whether a variable or a control is:
  • a numeric (integer, real, currency or numeric).
  • a string that can be converted into numeric.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
Assignment operators
Three assignment operators are available...
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
Constant
The constants are language elements whose value is fixed once and for all...
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
HNotifAddCCRecipient (Function)
Adds recipients for the notifications sent via the Control Centers (WDBal messaging tool).
HNotifListEmailRecipient (Function)
Returns the list of recipients for a notification by email.
HNotifConfigure (Function)
Specifies and configures the server used to send notifications by the HFSQL server.
HNotifListCCRecipient (Function)
Returns the list of recipients of a notification sent via the Control Centers (WDBal messaging...
Replication of HFSQL servers (Programming)
To implement a replication of HFSQL servers through programming, WLanguage......
HNotifDeleteCCRecipient (Function)
Deletes the recipients of a notification sent via the Control Centers (WDBal messaging tool).
HNotifDeleteEmailRecipient (Function)
Deletes the recipients of an email notification.
Camera control: decoding bar codes
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture......
Assisted input in an edit control (prefix syntax)
Implementing input suggestions in an Edit control is very simple......
The TimeLine control
The TimeLine control is used to represent chronologies of close events that can be parallel....
List of extension attributes
The list of extension attributes ......
<Image>.ModifySaturation (Function)
Changes the saturation of an image in an Image control.
<Image>.ModifyHue (Function)
Changes the hue of an image in an Image control.
<Image>.ModifyHSL (Function)
Modifies the hue, the saturation and the lightness of an image in an Image control.
<Image>.ModifyLightness (Function)
Modifies the lightness of an image contained in an Image control.
HRestoreBackup (Function)
Used to restore: an immediate backup (performed by HBackup or via the HFSQL Control Center),...
HNotifAddEmailRecipient (Function)
Adds recipients for the notifications sent by email.
Input suggestions in an Edit control
Implementing input suggestions in an Edit control is very simple......
FOR EACH/FOR ALL statement (loop through controls)
The statement FOR EACH is used to perform different types of browse on the controls (List Box,...
The Organizer control
The Organizer control is used to display and handle organizers......
FOR EACH/FOR ALL statement (loop through files)
The FOR EACH statement is used to run different types of HFSQL loops...
iParameterPDF (Function)
Defines the options for the generated PDF file.
Functions for managing objects (External language)
dCopy (Function)
Copies an image to another image.
InputMask (Property)
The InputMask property is used to: get the input mask. set the input mask (from the masks...