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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Transactions: Secure processes on HFSQL data files
This chapter presents the following topics......
FileToArray (Function)
Fills an array of classes or structures with the content of an HFSQL data file or query.
InitialContent (Property)
The InitialContent property gets the initial content: of a List Box control populated programmatically. of a Combo Box control populated programmatically. of a "List of values" column in a Table control. in a Spreadsheet control....
InitWindow (Function)
Initializes (or not) the controls to zero and runs the initialization processes of the controls and the window.
DateValid (Function)
Checks the validity of a date between January 01 0001 and December 31 9999.
CriticalSectionEnd (Function)
Marks the end of critical section: the code will be run by another thread.
StatCorrelation (Function)
Calculates the coefficient of correlation between two series of values.
StatStandardDeviationP (Function)
Calculates the standard deviation for a full series of values.
grGridlines (Function)
Displays or hides the chart gridlines.
grLineThickness (Function)
Retrieves and/or modifies the value of the line thickness in a line chart....
iNestedHeaderFooter (Function)
Prints (or not) the page headers and footers of nested report.
iSubstBlock (Function)
Substitutes one block of the report with another block while the report is printed.
Delete (Function)
Deletes an element at a given position: from a one-dimensional WLanguage array. from an advanced array property (array of gglCalendar events, etc.). from an associative array. from a WLanguage list....
dArc (Function)
Draws an arc of circle or an arc of ellipse: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
Functions for managing the Combinations and Enumerations
"Is Class" operator
The "is <Class>" operator is used to find out whether the object used in an object of the class (or an object of one of its derived classes)...
OrganizerDeleteAll (Function)
Deletes all the appointments from an Organizer control.
OrganizerPosition (Function)
Displays an Organizer control from a specified date or returns the date of the first day (or the date of the last day) displayed in an Organizer control.
WinChangeLayout (Function)
Applies a specific layout to: a window. an internal window....
MapDeleteMarker (Function)
Deletes a marker from a map displayed by a Map control.
HSave (Function)
Modifies the current record if it exists, otherwise adds a new record.
ParallelTaskRequestCancellation (Function)
Requests the cancellation of a parallel task.
InitRandom (Function)
Initializes the generator of random numbers.
Random (Function)
Returns a random number.
CompleteDir (Function)
Adds a backslash to the end of a string, if necessary.