ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

WDAdminHF: Managing the server
During the connection to the remote HFSQL administrator, you must specify the HFSQL server that will be taken into account......
HCreateMasterReplica (Function)
Creates the description file of a Master Replica (logged replication or universal replication).
FOR EACH/FOR ALL statement (loop through files)
The FOR EACH statement is used to run different types of HFSQL loops...
HStatTime (Function)
Returns the time of the last update for the index statistics.
HFSQL server replication
The replication between HFSQL servers consists in automatically replicating the data from server to server, in an asynchronous way......
<Window>.ToSource (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
ScreenToSource (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
HManageServerUpdate (Function)
Used to manage the automatic update of HFSQL Client/Server servers by specifying the check frequency regarding the availability of updates....
ScreenToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
<Source>.FromWindow (Function)
Automatically initializes: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
HSeekFirst (Function)
Positions on the first file record whose value for a specific item is greater than or equal to a sought value.
SourceFromWindow (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. the value of the WLanguage variables with the value of the window controls. This function is also available for WEBDEV pages....
xlsOpen (Function)
Opens an Excel file (xls or xlsx files).
Describing the replication (ReplicEdit)
ReplicEdit is used to create a replication via a wizard, but the replication description window allows identifying or configuring additional parameters......
External language: Programming in C++ (WDWDIAL interface)
This third method uses the notion of class inheritance to simplify the interfacing between a C++ application and WINDEV......
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, ......
WDInst: grouping the files to install
By default, when generating the setup program, the files to install are compressed in a single archive file ("......
Java application and WINDEV
A Java application is an application entirely compiled in Java......
HViewToFile (Example)
Usage example of the HViewToFile function
SourceToPage (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....
PDFMerge (Function)
Merges several existing PDF files into a single PDF file. The files are merged one after another. The paths of PDF files can be found in an array.
2. Creating files in the analysis
WEBDEV Tutorial - Creating a WEBDEV project and its analysis Lesson 2 - Creating files in the analysis - 40 min
File (Property)
The File property is used to manage the files a functionality applies to.
HChangeKey (Function)
Changes the browse item.
<Window>.ToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. The data file items bound to the window controls are automatically updated with the values of these controls. the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the window controls are automatically updated with the values of these controls. This function is also available for WEBDEV pages....