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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.
The Captcha control
The "captcha" are the distorted texts that the Web user must decode and re-enter in a site...
Programming Table controls based on a data file
This page explains how to program Table controls based on a data file......
Flexbox control description: General tab
In the "General" tab of the Flexbox control description window, you can view and change the options...
Native SQLite Connector: Specific features and remarks
The following paragraphs present the main aspects and specific features of the Native SQLite...
xlsCell (Type of variable)
An xlsCell variable is used to describe and modify a cell in an Excel document...
Creating the Form windows of a WINDEV RAD pattern
Events associated with internal windows
List of events associated with internal windows...
JSInfoEvent (Function)
Used to handle the JavaScript properties of the browser event that triggered the code execution.
StartVisibleRange (Property)
The StartVisibleRange property is used to: get and change the first visible date or time...
EndVisibleRange (Property)
The EndVisibleRange property is used to: find out and modify the last visible date or time...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
htmlAttribute (Type of variable)
The htmlAttribute type is used to define all the advanced characteristics of an attribute...
iBorder (Function)
Prints a border at specified coordinates.
XMLModify (Function)
Modifies the content of the current element found in the XML document.
Social Network control properties
A Social Network control can be handled in a page by the following WLanguage properties......
Rich Text Area control properties
A Rich Text Area control can be handled in a window by the following WLanguage properties......
Table control populated programmatically: WLanguage
Here is an overview of how to handle Table controls populated programmatically in WLanguage....
Using Kotlin code
Kotlin is a programming language mainly used for Android development......
MouseCursor (Property)
The MouseCursor property is used to identify and change the hover cursor defined for a control,...
Combo Box columns in Table controls
A Table control (populated programmatically, based on a data file or based on a variable) can...
BarCodes (Type of variable)
The BarCodes type is used to handle the information found in a bar code.
Reduce (Function)
Applies a computation to each element of a WLanguage array.
The matrices
WINDEV, WINDEV Mobile and WEBDEV propose several functions used to handle matrices......
The Calculated control
The "Calculated" control is used to perform calculations in a report......
BurnerAddDirectory (Function)
Adds all the files found in a directory to the compilation.