ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Sequence of events associated with reports
Several operations are performed when printing a report. These operations are performed in the following order......
SQL: Managing joins (INNER JOIN, OUTER JOIN)
To select records coming from several data files, joins must be used in the SQL query......
3. Handling files on an FTP server
FTP (File Transfer Protocol) is a protocol for transferring files from one site to another....
Replication of HFSQL servers (Programming)
To implement a replication of HFSQL servers through programming, WLanguage......
Locking data files: correspondence between WINDEV 5.5 and the later versions
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)......
<Source>.OnError (Function)
Customizes the management of HFSQL errors.
Native Progress Connector: Programming with SQL functions
The use of SQL functions to handle Progress data does not require importing the file structure into the analysis......
<Source>.Index (Function)
Rebuilds the file index (".NDX" file).
iLastFile (Function)
Returns: the full name of the last file generated during the print (PDF, RTF, text, ...). the list of created duplicate files....
HReadSeekFirst (Function)
Sets the position on the first record whose value for a specific item is strictly equal to a sought value (exact-match search).
Runtime log
The runtime log is the best way to identify the most used features of an application......
TreeModify (Function)
Modifies an element (node or leaf) in a TreeView control.
2. Application development cycle
WINDEV Mobile covers the entire application development cycle...
LogFile (Property)
The LogFile property is used to determine if a data file is a log file.
Reintegrating text into a project
All the text form the translation file can be reintegrated into a project......
WDSQL, SQL querier: Overview
WDSQL is used to......
HSetIntegrity (Function)
Enables or disables the management of an integrity constraint on a file link.
Describing the replicated files (ReplicEdit)
A replication includes one or more data files......
<Source>.Creation (Function)
Creates an empty data file (".FIC" extension) with the index file and the memo file if necessary.
ERR_CANNOT_OPEN_FILE
<Window>.FromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Page>.FromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Source>.ToWindows (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
OperationLogDirectory (Property)
The OperationLogDirectory property is used to manage the directory of the operation log file associated with a data file.