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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.
FontUnderlined (Property)
The FontUnderlined property is used to: Determine if the text is underlined. Underline...
TableDisplay (Function)
Refreshes a Table or TeeeView Table control from a given position: for a control linked...
HImportXML (Function)
Imports an XML file into an HFSQL Classic or Client/Server data file (data file described...
Events associated with Link controls
List of events associated with Link controls...
External language: Programming in Fortran
We are going to call the elements developed in WINDEV (project, windows, analysis, ......
Menu option: operation performed and action
An option of a drop-down or context menu in a page can be associated with an action......
The SMS structure
The SMS structure is a preset structure of WLanguage (no declaration is required)......
HHistoryModification (Function)
Returns the modifications performed on one or more items of a given record. The result can...
Alias type
The Alias type is used to declare and handle a logical alias for a data file or query.
GglFile (Type of Variable)
The GglFile type allows you to know all the characteristics of a file from the Google software...
Kanban control properties
In a window or page, you can use WLanguage properties to handle......
StringCompare (Function)
Compares two strings character by character: according to the sequence of ASCII characters....
iPreview (Function)
Configures the print destination.
The Check Box control
A Check Box can correspond to......
12. Pages in practice
InputFormula (Property)
The InputFormula property is used to: find out whether the end user can enter or change...
The Edit control
The Edit control allows users to enter data......
Tips for developing a site for an iPhone or for a BlackBerry
WEBDEV allows you to develop sites for all types of devices......
Native PostgreSQL Connector: Programming with HFSQL functions
To use a PostgreSQL database with Native Connector (also called Native Access), the structure...
Native MariaDB Connector: Programming with HFSQL functions
To use a MariaDB database with Native Connector, the structure of MariaDB tables must be imported...
Native MySQL Connector: Programming with HFSQL functions
To use a MySQL database with the Native Connector (or Native Access), import the structure of MySQL...
ListInsert (Function)
Inserts an element into a List Box, ListView or Combo Box control populated programmatically.
ListAdd (Function)
Adds an element to a List Box, ListView or Combo Box control populated programmatically.
Check: Connectivity to HFSQL Client/Server
The monitoring robot will try to connect to a HFSQL Client/Server server......
InitRandom (Function)
Initializes the generator of random numbers.