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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

2. Variables
WEBDEV Tutorial - WLanguage basics Lesson 2 - Variables - 20 min
Page contexts
In a Windows application, the information relative to a window is stored with the window......
PageToFile (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. The data file items bound to the window controls are automatically updated with the values of these controls. the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the page controls are automatically updated with the values of these controls. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
<Page>.ToFile (Function)
Automatically initializes: the value of the items in a data file with the value of the controls in the page. The data file items bound to the window controls are automatically updated with the values of these controls. the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the page controls are automatically updated with the values of these controls. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Miscellaneous Windows functions
List of miscellaneous Windows functions...
End
END can correspond to: the END keyword of WLanguage used to specify the end of a loop. the End property, which can be used on EventTimeline variables. .......
2. Variables
WINDEV Mobile Tutorial - WLanguage basics Lesson 2 - Variables - 20 min
Managing dates and times
WINDEV, WEBDEV and WINDEV Mobile propose several methods for managing dates and times in your applications......
Native XML Connector
WINDEV and WEBDEV allow you to import and handle a definition of XML files via the data model editor......
Managing the groups and users (HFSQL Client/Server)
To simplify the management of users and groups of users, the HFSQL Client/Server engine uses several variables allowing you to easily define the characteristics of groups and users......
13. Debugger
CriticalSection (Type of variable)
CriticalSection variables are used to define critical sections to limit the simultaneous execution of a code (procedure, line of code, etc.) to one thread at a given moment in an application.
The SMS structure
The SMS structure is a preset structure of WLanguage (no declaration is required)......
<Source>.FromWindow (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
ScreenToSource (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
dTransferToImage (Function)
Creates an image from a buffer of pixels encoded in a specific format. This function is an advanced function. This function is mainly used to handle the images returned by external APIs via Image variables....
<Window>.ToSource (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
ScreenToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
ScheduledTask structure
The ScheduledTask structure is used to define the characteristics of a scheduled task......
Error 108: The size of the variable is not allowed
SourceFromWindow (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
<Window>.FromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Page>.FromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
LDAPSession structure
The LDAPSession structure is a preset structure of WLanguage (no declaration is required)......
SourceToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
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