ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

How to create an SQL query with a calculation formula?
This help page explains how to create a query with a calculation formula with the query editor....
<Source>.Open (Function)
Opens a data file.
<Connection variable>.AddGroup (Function)
Adds a group of users.
<Connection variable>.AddUser (Function)
Adds a user to a database.
DDEUpdate (Function)
Modifies a linked data.
DateToInteger (Function)
Converts a date to an integer.
HAddGroup (Function)
Adds a group of users.
HOpen (Function)
Opens a data file.
HAddUser (Function)
Adds a user to a database.
BurnerAddFile (Function)
Adds a file to the compilation.
AAF: Did you know?
Our surveys show that end users love AAFs (Automatic Application Features) and that these AAFs increase their satisfaction and efficiency when using the applications......
SQLite: Programming with HFSQL functions
To use an SQLite database with Native Connector (also called Native Access), the structure of SQLite tables must be imported into the data model editor....
<Chart>.GetData (Function)
Retrieves a data from a chart.
Native SQL Server Connector: Programming with HFSQL functions
To use an SQL Server database with Native Connector, the structure of SQL Server tables must be imported into the data model analysis......
Looper control linked to a data file
A Looper control can be used to display the content of a data file or query......
9. Queries
A query is used to request information from a database to view, insert, change or delete data....
<zipArchive variable>.InfoFile (Function)
Returns the characteristics of a file found an archive: The name of the file and its stored path. The initial size of the file. The compressed size of file. The date and time of file creation. The date and time of file modification. The date and time of file access. The file attributes. The file encryption mode....
zipInfoFile (Function)
Returns the characteristics of a file found an archive: The name of the file and its stored path. The initial size of the file. The compressed size of file. The date and time of file creation. The date and time of file modification. The date and time of file access. The file attributes. The file encryption mode....
Analysis associated with a project
When a WINDEV, WEBDEV or WINDEV Mobile project uses data files, it must be associated with an analysis......
How to save and retrieve an image in a binary memo
TreeView Table control based on a data file
This type of TreeView Table control is linked to a data file or query......
<Source>.ListItem (Function)
Returns the list of items in a data file (query or view) recognized by the HFSQL engine. The data files defined by HDeclare, HDeclareExternal and HDescribeFile are taken into account.
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
1. Creating windows to add and edit data
WINDEV Tutorial: WINDEV application: Managing data Lesson 1 - Creating windows to add and edit data - 50 min
GDPR: Overview
GDPR (General Data Protection Regulation) will replace "Data Protection Directive" on 25th May 2018......