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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Composite variable
A composite variable contains different types of elements (members)...
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...
Declaring and using a variable
A variable is defined by name and type...
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
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...
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
Advanced types
The advanced types of WLanguage are as follows
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
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.
Constant
The constants are language elements whose value is fixed once and for all...
<websocketClient variable>.Send (Function)
Sends a message from the WebSocket server to the client.
<websocketClient variable>.Execute (Function)
Executes a global procedure in the context of a client connected to the WebSocket server.
<emailNotesSession variable>.SendMessage (Function)
Sends an email using the Lotus Notes protocol.
<emailOutlookSession variable>.SendMessage (Function)
Sends an email using the Outlook protocol.
<emailSMTPSession variable>.SendMessage (Function)
Sends an email using SMTP
<Certificate variable>.ExtractExtensionValue (Function)
Returns the value of a certificate extension.
<websocketClient variable>.Disconnect (Function)
Disconnects a client from a WebSocket server.
<zipArchive variable>.ExtractDirectory (Function)
Automatically extracts and decompresses files from a directory in the file tree of an archive...
<htmlNode variable>.FindElementByTag (Function)
Searches for elements that correspond to a tag in an HTML node.
<htmlDocument variable>.FindElementByTag (Function)
Searches for elements that correspond to a tag in an HTML document.
<htmlNode variable>.ChercheElémentParID (Function)
Searches for the element whose "ID" attribute matches a specific value in an HTML node.
<htmlNode variable>.FindElementByClass (Function)
Searches for elements whose "class" attribute matches a specific value in an HTML node.
<htmlDocument variable>.FindElementByClass (Function)
Searches for elements whose "class" attribute matches a specific value in an HTML document.
<htmlDocument variable>.ChercheElémentParID (Function)
Searches for the element whose "ID" attribute matches a specific value in an HTML document.
<htmlDocument variable>.FindElementByName (Function)
Searches for elements whose "name" attribute matches a specific value in an HTML document.
<htmlNode variable>.FindElementByName (Function)
Searches for elements whose "name" attribute matches a specific value in an HTML node.
<htmlDocument variable>.BuildString (Function)
Generates a UTF-8 string containing an HTML document.
<htmlDocument variable>.Save (Function)
Saves the content of an htmlDocument variable to an HTML file.
<Thread variable>.Wait (Function)
Waits for the end of the execution of the specified thread.
<Image variable>.ModifyOpacity (Function)
Modifies the opacity of an image (which means the alpha channel of the image).
<Connection variable>.RegenerateFile (Function)
Regenerates a data file from its log.
<WDPic variable>.MergeLayer (Function)
Merges the layers of a WDPic image.
<WDPic variable>.Resize (Function)
Resizes a WDPic image.
<WDPic variable>.Rotation (Function)
Rotates a WDPic image.
<WDPic variable>.Save (Function)
Saves the image contained in a WDPic variable.