ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

fUnlock (Function)
Entirely or partially unlocks an external file.
hdfsStatus (Type of variable)
The hdfsStatus type is used to define the advanced characteristics regarding the status of an element (file, directory, link) in the Hadoop file system.
<Source>.MigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format to the HFSQL Classic format.
MySource (Reserved word)
MySource is used to handle the current data source (file, view or query) associated with a report or with a table based on a data file...
CtDescribedPassword (Property)
The CtDescribedPassword property allows you to set the password used to open the data file in an OLE DB connection (file defined in the code only).
FTPDateTime (Function)
Returns the different dates and times (creation, modification or access) associated with a file found on an FTP server (File Transfer Protocol).
Starting WDOptimizer in a command line
HMigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format to the HFSQL Classic format.
Test of a query
The query editor allows you to run the test of query result......
fCompress (Function)
Compresses a file.
Composite keys
A composite key is a key item containing several other items......
Execution platform
WINDEV Mobile allows you to develop applications for different families of products......
How to populate a TreeView control using a data file?
By default, the TreeView control cannot automatically display the data coming from a data file......
<Source>.Add (Function)
Add: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
Skin template
WINDEV, WEBDEV and WINDEV Mobile allow you to customize the interface of your applications via several preset interfaces......
Special paste
The Special paste command is used to explicitly choose the format in which the clipboard content will be pasted in the window editor......
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....
hdfsRights (Type of variable)
The hdfsRights type is used to define the advanced characteristics regarding the access rights to an element (file, link, directory) of the Hadoop file system.
<Table>.SelectToFile (Function)
Positions on the data file record corresponding to a row selected in the multi-selection Table control based on a data file.
spHash (Property)
The spHash property is used to: Get the algorithm used for salting an item of type "Password". This property can be used for items of type "Password" defined in the data model editor or programmatically. Set the algorithm used for salting (only for "Password" items described programmatically)....
Configuring the automatic modification of data files
The automatic data file modification updates the description of data files on user computers......
WDInst: Configuring the automatic data file modification
The automatic data file modification updates the description of data files on user computers......
fRead (Function)
Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area....
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
<DiskFile variable>.Read (Function)
Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area....