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.
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
Constant
The constants are language elements whose value is fixed once and for all...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
Assignment operators
Three assignment operators are available...
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...
HModifyServerProperty (Function)
Modifies the properties of an HFSQL server.
HDeleteDatabase (Function)
Deletes a database located on an HFSQL server.
HTransactionList (Function)
Returns the list of current or interrupted transactions on the server for the specified connection.
HModifyFileProperty (Function)
Modifies the properties of an HFSQL file located on a server.
AutoCorrect (Property)
The AutoCorrect property allows you to define a set of automatic corrections to be applied...
Server triggers
Server triggers are stored procedures executed by the server before or after a write operation...
Handling a Radio Button control programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to programmatically handle Radio Button controls......
BeaconListBackgroundDetection (Function)
Returns the list of active Beacon detections started in the background with BeaconDetectBackground.
dModifyOpacity (Function)
Modifies the opacity of an image (which means the alpha channel of the image).
HSimulateNetwork (Function)
Simulates the operating mode of HFSQL Client/Server on an ADSL or 3G network....
EnumerationCheckName (Function)
Checks whether an enumeration value known by its name is valid.
Constants for managing tiles
HTTPSimulateNetwork (Function)
Simulates a slow network by limiting the download and upload speed.
URIToFile (Function)
Saves, in the background, the content of a resource (image, text, etc.) identified by its URI...
SOAPToHTTP (Function)
Builds the HTTP request to call a function of a Webservice. This request can be modified to adapt...
HTTPCookieManage (Function)
Enables or disables the management of cookies in an HTTP request run: by HTTPRequest....
MemcachedAddKeyGroup (Function)
Adds a new key/value couple into the Memcached cache on a group of servers....
gpwListOAuthParameters (Function)
Retrieves the list of OAuth parameters defined for the User Groupware, i.e. the list of providers...
<xmlNode>.ToJSON (Function)
Converts an XML string to JSON.
Scanner functions
The scanner functions are as follows:...
CodeWLanguageMetEnForme (Function)
Put in Geometry a WLanguage code: coloring, standardized rewriting, indentation, translation, etc.
<WLanguageCodeFormatting>MetEnForme (Function)
Put in Geometry a WLanguage code: coloring, standardized rewriting, indentation, translation.
Functions for handling commands in console mode (prefix syntax)
Functions for handling commands in console mode....
dSaveImagePNG (Function)
Saves an image: in a PNG file. in memory....