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 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...
AuthIdentify (Function)
Performs an authentication using the OAuth 2.0 protocol on any webservice.
OAuth and OpenID protocol management functions
OAuth and OpenID protocol management functions...
hbGetTableDescription (Function)
Retrieves the description of an HBase table.
EmailLoadAttachment (Function)
Adds an attached file to an email.
EmailSendMessage (Function)
Sends an email using a given protocol (SMTP, MS Exchange, Lotus Notes, Outlook).
hdfsCreateDirectory (Function)
Creates a directory on a Hadoop server.
hdfsList (Function)
Lists the content of a directory found on a Hadoop server.
MongoCreateCollection (Function)
Creates a collection in a MongoDB database while specifying the options of this collection.
MongoInfo (Function)
Returns information about a MongoDB database.
Interactive notification management constants
Interactive notification management constants...
HDescribeLink (Function)
Describes a link between two data files through programming.
HDescribeItem (Function)
Describes a file item through programming.
Functions for managing OAuth and OpenID protocols (prefix syntax)
OAuth and OpenID protocol management functions...
ProgressBar (Property)
WLanguage proposes...
NumberColumn (Property)
The NumberColumn property is used to get and change the number of columns of an element.
Modified (Property)
The Modified property lets you know if an element has been modified.
Subject (Property)
The Subject property is used to get and change the subject of an element.
Sound
The Sound keyword can correspond to: the Sound function, which is used to play Wav audio files....
Empty (Property)
The Empty property is used to determine if an element is empty.
Database (Property)
The Database property is used to get and modify the database associated with a connection.
RightIndent (Property)
The RightIndent property is used to get and change the right indent of an element.
LeftMargin (Property)
The LeftMargin property sets the left margin of an element.
RightMargin (Property)
The RightMargin property sets the right margin of an element.
TopMargin (Property)
The TopMargin property sets the top margin of an element.
BottomMargin (Property)
The BottomMargin property sets the bottom margin of an element.