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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.
Analysis: Describing data files
The analysis is used to define the structure of data files used by the project......
External language: Programming in C
We are going to call the elements developed in WINDEV (project, windows, ......
File Description (Type of variable)
The File Description variable is used to programmatically describe data files.
ExecutionMode (Function)
Allows you to: find out and/or modify the behavior of the application or site when some errors...
Use WebSockets with the WebSocket server
The WebSocket protocol provides a communication channel over a TCP socket for browsers and Web...
PageDisplay (Function)
Displays a web page in the user's browser....
SQLExec (Function)
Names and runs an SQL query.
Events associated with TreeView controls
List of events associated with TreeView controls...
ImageInfoList (Function)
Returns the list of Exif tags available for the image used.
Report based on a Looper control
A report based on a Looper control is used to directly print the information displayed...
Creating a report
The report editor allows you to easily create all types of reports via a wizard......
3. Dates, arrays and structures
WINDEV Tutorial: WLanguage basics Lesson 3 - Dates, arrays and structures - 20 min
Report based on a text file
In a report based on a text file, the information to print is read from a text file or is directly...
Creating and using a REST Webservice
A REST WebService is a program hosted on a server containing functions accessible via HTTP...
Optional events: Information retrieved (Java and Android)
WINDEV and WINDEV Mobile allow you to add optional events to the ones proposed by default...
Native SQL Server Connector: Programming with SQL functions
The SQL functions can be used to handle the SQL Server database......
Hasp (Function)
Interrogates an electronic HASP key (HASP-3, HASP-4, MemoHasp or NetHasp).
JWTParameters (Type of Variable)
The JWTParameters type allows you to define all the information necessary to perform JTW...
Configuring the assisted universal replication
If your application uses the assisted universal replication via a file......
grColor (Function)
Returns and initializes the color of different chart elements.
DnDCacheData (Function)
Indicates the type of data and the data to copy/move during Drag/Drop....
Communicating with the Web user
From now on, with the new Web technologies, the sites can look more like Windows applications...
Client/Server transactions: Available isolation modes
The HFSQL engine proposes to isolate the transactions......
2. Projects in practice
2. Projects in practice
Discover the main operations that can be performed on a project....