ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

TraceBuild (Function)
Displays a customizable message in the trace window opened in parallel with the current window.
TraceDeleteAll (Function)
Clears the content of trace window opened in parallel with the current window.
Trace (Function)
Displays the requested information (content of a control, for example) in a window opened next to the current window.
TraceStart (Function)
Opens the trace window or saves the trace information in a text file.
TraceEnd (Function)
Closes the trace window if this window was opened or stops saving the trace information in a text file.
"Debugger trace" pane
The "Debugger trace" shows the messages displayed in the trace window during the last application test...
TableExpandAll (Function)
Expands: the entire hierarchy (all nodes) of a TreeView Table control. all breaks of a Table control....
How to add a new row to a Table control?
This help page explains how to add a row to a Table control programmatically....
ControlClone (Function)
Creates a new control from an existing control.
Storing files in Android
The file system on the devices running Android is divided into two main storage areas......
Constants for the geo-localization functions
Constants used by the geo-localization functions...
INIRead (Function)
Reads the content of an INI file (or the content of a file structured like .INI files).
iPrintReport (Function)
Prints a report created with the report editor.
PositionOccurrence (Function)
Finds the Xth position of a string within another string.
AAFs available for numeric edit controls
The numeric edit controls propose several AAFs (Automatic Application Features): a context menu proposing the "Calculator" option. the ability to modify the control value with the mouse wheel....
FileToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. This operation is performed regardless of the state of the controls (grayed, inactive or invisible). the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
TimeSys (Function)
Returns or modifies the system time (current time defined for the current computer).
BankHolidayAdd (Function)
Indicates that a day (or a list of days) is a public holiday.
The Web Camera control
...The Web Camera control is used to view a file that is refreshed at regular time intervals....
dbgCheckFalse (Function)
Checks whether an expression is false in assertive programming and in automated test mode.
HModifyGroup (Function)
Modifies the group information according to the elements found in the corresponding variables for group management.
HLoadParameter (Function)
Reads a parameter that was saved from a stored procedure by HSaveParameter.
HDeleteTask (Function)
Deletes a scheduled task from an HFSQL Client/Server server....
ArrayReverse (Function)
Reverses the content of a one-dimensional array.
Reverse (Function)
Returns the character that corresponds to the difference between the ASCII code of a specific character in a string and 255.
HInfoLock (Function)
Returns information about the lock set on a data file, on one or all the records in a data file.
gImage (Function)
Builds a sequence of characters containing an image.
SelectionOnly (Property)
The SelectionOnly property is used to: Find out which elements of the Table or TreeView Table control will be printed: print all the records or the selected records only. Change the print mode of rows in the Table or TreeView Table control: print all records or the selected records only....
NumToString (Function)
Converts a numeric value (integer, real or currency) to a string according to a specified format.
HTTPCookieGet (Function)
Retrieves the cookies read by a call: to HTTPRequest for an HTTP domain. to HTTPSend for an HTTP domain....
fDataDirUser (Function)
Returns a directory path for the data of the current user of the current application.