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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of the HFSQL data files and for all the other types of accesses (Native, OLE DB, ...
Max (Function)
Returns the greatest value passed as parameter.
<ANSI string>.ToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
<Source>.BuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
HBuildKeyValueANSI (Function)
Whatever the platform used, the data stored in HFSQL data files is in ANSI format.
StringToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
ChronoValue (Function)
Indicates the time elapsed (in milliseconds) since the call to ChronoStart.
LocalStorageGet (Function)
Retrieves a value from the local storage.
Val (Function)
Returns the numeric value of a character string.
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
<Array>.Min (Function)
Returns the lowest value in the array.
Min (Function)
Returns the lowest value.
Data persistence
The data persistence is used to store the value typed by the user...
<Array>.Max (Function)
Returns the greatest value in the array.
Handling Rating controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to handle Rating controls programmatically....
Sub-query
A sub-query is a query whose result is used by another query......
Popup window
WINDEV allows you to open windows in popup format......
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
Managing the automatic identifiers when adding a record
When adding a record into a HyperFileSQL file (HAdd), three management modes are available...
Page with parameters
The Spreadsheet control: Available formulas
At run time, in the Spreadsheet control, the end user directly enters the calculation formulas......
grStockAddData (Function)
Adds data into a stock chart (candlestick, barcharts or minmax).
CaptionHTML (Property)
The CaptionHTML property is used to handle the text of a control as HTML code.
H.NbRetry (Variable)
Indicates the number of attempts for locking the file or the record before giving control back...
IF statement
The conditional IF statement allows you to run an action according to a condition...
H.NbRetryRead (Variable)
Indicates the number of attempts to read the file or record before giving control back...
Handling a Scrollbar control through programming
WINDEV allows you to handle a Scrollbar control through programming......
gr3DSParameter (Function)
Retrieves or modifies a parameter for drawing a chart in 3D Spatial mode.
Data model editor: the different types of items
The different types of items proposed in the data model editor are as follows:
Events associated with a Web Component control
WEBDEV manages the following events by default (order of appearance in the code editor)...
Handling a Slider control through programming
WINDEV and WINDEV Mobile allow you to handle a Slider control through programming......
Handling a Switch control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Switch control by programming......
JavaLoad (Function)
Specifies the location of user classes required to run the Java application or the Java applet.
FOR EACH/FOR ALL statement (browse of arrays)
The FOR EACH statement is used to perform different types of browse on the arrays...
SaaS constants
The Switch control
Switch controls (also called "Toggle controls") are now commonly used in interfaces......
Including a supercontrol in a window or in a page
Events associated with control templates
List of events associated with control templates...
The Range Slider control
The Range Slider control is used to easily select an interval or a zoom......