ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Cos (Function)
Calculates the cosine of an angle.
OOP concepts
A class contains the description of a data structure (members) and the processes (methods) that handle this structure....
Cardinalities
The cardinalities are used to count the links between the files......
Dark theme on mobile devices
The latest versions of mobile OSs allow you to switch applications to a dark theme to reduce battery consumption or to make the device easier to use in a low-light environment......
<httpRequest variable>.ManageCookie (Function)
Enables or disables the management of cookies in an HTTP request run by HTTPRequest.
WDOptimizer: Canceling/Freeing records in transaction
WDOptimizer is used to......
<httpResponse variable>.GetCookie (Function)
Retrieves cookies read in the httpResponse variable (containing the result of HTTPSend).
Brazil.CheckCNPJ (Function)
Checks the validity of a CNPJ number (company identification number in Brazil).
HFSQL Control Center: Open an analysis
The HFSQL Control Center allows you to fully manage an analysis......
WDInst: Configuring the setup computer
When creating the setup program, WDInst allows you to configure the computer where the program will be installed......
Creating the menus for the pages of the WEBDEV RAD pattern
Analysis shared between earlier WINDEV applications and WINDEV 2024 applications
An analysis can be shared between a WINDEV application......
PDF Reader control: How to use the ribbon and tabs
The PDF Reader control includes multiple features accessible via......
8. OOP
WINDEV Tutorial - WLanguage basics Lesson 8 - OOP - 30 min
SysIconAdd (Function)
Adds a system tray icon (in the lower-right corner of the screen).
Sort order of records found in a select query
To make the result of a query easier to read, the records can be sorted according to one or more items......
19. Sending emails
MemcachedAddKeyGroup (Function)
Adds a new key/value couple into the Memcached cache on a group of servers....
Managing HFSQL Cluster
Methods for managing an HFSQL cluster and its databases....
13. Types of standard controls
11. Choosing the action of a button/link
Notifications of an HFSQL server
A server may encounter problems without any user (or developer) noticing anything. For example: a scheduled task may fail, an automatic backup may fail, a node may become inactive in a HFSQL cluster, ......
Private Store for mobile applications
There are two methods two deploy your applications......
Managing Google calendars
The Google Calendar service is an Internet application provided by Google that is used to manage a calendar on Internet......
26. Style sheets: to simplify the layout