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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.
grCreate (Function)
Creates a specific type of chart.
Layout control properties
You can manipulate Layout controls (and its cells) in a window or page using the following...
Managing bar codes
The use of bar codes to identify and manage products has become essential......
HCreateSubscriberReplica (Function)
Creates the description file of a subscriber replica.
Constants for managing the registry
List of constants used by the registry management functions....
Managing dates and times
WINDEV, WEBDEV and WINDEV Mobile propose several methods for managing dates and times...
ChangeSourcePage (Function)
Dynamically changes the page displayed in an Internal Page control
4. Windows with search
WINDEV Mobile Tutorial: Developing an Android and iOS application Lesson 4 - Windows with search...
Constants for managing Pivot Table controls
The following constants are used by the functions that manage Pivot Table controls...
Sum (Function)
Calculates the sum of the array elements.
Multi-project search
Performing a search in the current project is a common operation......
Managing HFSQL Classic data files
The HFSQL Control Center allows you to fully manage HFSQL Classic data files......
TreeView Table control based on a variable
A TreeView Table control based on a variable is a control bound to a variable or a set...
Camera control: decoding bar codes
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture......
Typing multilingual texts
For a multilingual application, you have the ability to......
TableInsertLineWithAnimation (Function)
Inserts a row into a Table control or into a TreeView Table control with an animation.
pdfDocument (Type of variable)
The pdfDocument type gets all the characteristics of a PDF file: author, date created, page...
Debugging in Android
All developers appreciate the possibility to debug an application directly on the device......
Testing a window
Testing a single window allows you to run the current window in WINDEV or WINDEV Mobile......
BackgroundImage (Property)
The BackgroundImage property is used to identify and modify the background color of an element:...
FTPSend (Function)
Transfers a file or directory to an FTP server (File Transfer Protocol).
WDLog: Overview
The different operations that can be performed with WDLog are as follows......
WDInst: Installing an HFSQL Client/Server application
When creating the setup program of a WINDEV application that uses HFSQL Client/Server data files,...
Events associated with Chart controls
List of events associated with the Chart controls...
Structure of log files (HFSQL Classic)
The following files are automatically created when logging an HFSQL Classic data file......