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...
TextItemCompleted (Property)
The TextItemCompleted property is used to manage text items in an HFSQL data file.
AccentSensitive (Property)
The AccentSensitive property is used to determine if accented characters are taken into account...
CaseSensitive (Property)
The CaseSensitive property is used to determine if the different searches performed on the item...
DescribedName (Property)
The DescribedName property is used to handle the logical name of HFSQL data files (ignoring...
DescribedDirectory (Property)
The DescribedDirectory property is used to manage the physical directory of HFSQL files.
PhysicalName (Property)
The PhysicalName property is used to manage the physical name of HFSQL data files.
DescribedPhysicalName (Property)
The DescribedPhysicalName property is used to manage the physical name of HFSQL data files.
Accessing Outlook
WINDEV and WEBDEV allow you to easily access the data handled by Outlook......
Parameters of the procedure used by fReadLine
WLanguage procedure ("Callback") called by fReadLine for each line read in the file.
MinimumLength (Property)
The MinimumLength property is used to configure the minimum length of the words to be indexed.
NotifListCategory (Function)
Lists the notification categories of the application.
MoveLine (Function)
Allows you to: move a row in a two-dimensional WLanguage array or in an advanced array...
GanttAddLink (Function)
Creates an "End to Start" link between two tasks displayed in a Gantt Chart column found in a Table...
AppointmentListCalendar (Function)
Lists the calendars available on the mobile device (Android/iOS)....
ContactListSource (Function)
Lists the sources (or accounts) of the contacts saved on the device.
ArraySwapLine (Function)
Used to swap two rows in a two-dimensional array or in an advanced array property.
BTLEListDevice (Function)
Returns the list of accessible Bluetooth Low Energy devices.
InsertLine (Function)
Inserts a row at a given position: into a two-dimensional WLanguage array. into an advanced...
<Word Processing>.Add (Function)
Adds at the end of a Word Processing control: an element, a document, a paragraph, a text, an image...
<Word Processing>.ToText (Function)
Creates a character string from the data of a Word Processing control.
HTMLInsertBefore (Function)
Adds a node before the specified node in an HTML document.
HTMLUnwrapAllChildren (Function)
Deletes the specified node in an HTML document without deleting its children, which take its place.
HTMLRemove (Function)
Removes the specified node and its descendants in an HTML document.
HTMLInsertFirstChild (Function)
Adds a child at the start of the children of the current node in an HTML document.
HTMLInsertLastChild (Function)
Adds a child after the child of the current node in an HTML document.