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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Contains (Function)
Allows you to check if a substring is within a string.
ListDelete (Function)
Deletes an element from a List Box, ListView or Combo Box control populated programmatically.
ExeInfo (Function)
Retrieves the specified information about the version of an executable or DLL.
HDeclareExternal (Function)
Temporarily imports into the current analysis the description of a data file from an existing HFSQL data file.
Month (Property)
The Month property is used to: Retrieve the month from a Date or DateTime variable. Modify the month in a Date or DateTime variable. Retrieve the month from a Date item (in "Simple date" or "Date and Time" format) Modify the month in a Date item (in "Simple Date" or "Date and Time" format)...
ChronoReset (Function)
Stops and resets a running stopwatch.
RGB (Function)
Defines a color from its Red, Green and Blue components.
SocketWrite (Function)
Writes a message intended to another socket.
1. WLanguage
WINDEV Tutorial: WLanguage basics Lesson 1 - WLanguage - 5 min
TableExpandAll (Function)
Expands: the entire hierarchy (all nodes) of a TreeView Table control. all breaks of a Table control....
TableInsert (Function)
Inserts a row into: a Table control, a TreeView Table control, tables displayed in a Combo Box control....
DateValid (Function)
Checks the validity of a date between January 01 0001 and December 31 9999.
ListDeleteAll (Function)
Clears a List Box, ListView or Combo Box control populated programmatically.
InAWPMode (Function)
Used to determine if the page currently run is an Active WEBDEV Page.
PositionToLine (Function)
Returns the number of the line that contains a character identified by its position in a block of text.
ChronoStart (Function)
Starts a stopwatch to measure the duration of a process (in milliseconds) and resets a running stopwatch.
ChronoEnd (Function)
Stops a stopwatch and returns the time elapsed (in milliseconds) since the start of timing (call to ChronoStart).
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
ExceptionThrow (Function)
Artificially triggers the security mechanism of WLanguage by throwing an exception.
Spreadsheet control: Available formulas
At runtime, in the Spreadsheet control, the end user directly enters the calculation formulas......
Height (Property)
The Height property gets and sets the height: of a control or block in a report. of a control (in a window), window, row of a Table, List Box or ListView control, option of a Radio Button or Check Box control, break header or footer of a Table or Looper control. of a control (in a page), break header or footer in a Table or Looper control. The control can be overlayable or not. of a break cell in a Table or Looper control....
ListModify (Function)
Modifies an element in a List Box, ListView or Combo Box control populated programmatically.
dInvertColor (Function)
Inverts the colors: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
Replace (Function)
Replaces all occurrences of a specified substring in a string with another specified substring.