ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Installing an HFSQL Client/Server server with an application
When creating the setup program of a WINDEV application using HFSQL Client/Server data files, the wizard allows you to...
WDInst: Installing an HFSQL Client/Server application
When creating the setup program of a WINDEV application that uses HFSQL Client/Server data files, WDInst allows you to...
ERR_BAD_FILE
AAF: File Path edit controls
The edit controls that use the "File name and full path" input mask propose several AAFs (Automatic Application Features): a specific popup menu used to handle the file. a file preview in thumbnail format (for an Image or PDF file path)....
Locking data files: correspondence between WINDEV 5.5 and the later versions
HImportJSON (Function)
Imports a JSON file into a data file in HFSQL Classic format (data file described in the data model editor or declared by HDeclare, HDeclareExternal or HDescribeFile).
<Source>.ImportJSON (Function)
Imports a JSON file into a data file in HFSQL Classic format (data file described in the data model editor or declared by HDeclare, HDeclareExternal or HDescribeFile).
fSizeUncompressed (Function)
Returns the size of a file before compression. When a file is decompressed by fUncompress, we recommend that you to compare the non-compressed size of file with the available disk space.
Creating an executable: Information and version number
The version information of an executable corresponds to the information visible in the Windows file explorer....
<Source>.ImportXML (Function)
Imports an XML file into an HFSQL Classic or Client/Server data file (data file described in the data model editor or declared by HDeclare, HDeclareExternal or HDescribeFile)....
Defining a unique name for the generated file
When generating a file on the Web server (PDF, HTML, ......
HImportXML (Function)
Imports an XML file into an HFSQL Classic or Client/Server data file (data file described in the data model editor or declared by HDeclare, HDeclareExternal or HDescribeFile)....
The log process
...A log is a special file that contains the history of all changes made to one or more data files over a given period of time (date the file was created, last automatic data modification, last backup created with WDLog, etc.)...
FTPGetFile (Function)
Transfers a file from an FTP (File Transfer Protocol) server to the current computer.
<Source>.LockFile (Function)
Locks a data file and restricts the access to this data file for all other sites or applications.
FTPAttribute (Function)
Identifies the attributes of a file found on an FTP server (File Transfer Protocol).
FTPRenameFile (Function)
Renames or moves a file found on an FTP server (File Transfer Protocol).
HLockFile (Function)
Locks a data file and restricts the access to this data file for all other sites or applications.
19. Upload: Sending files to the server
<Source>.ImportText (Function)
Imports a Text file into a data file in HFSQL Classic or Client/Server format (data file described in the data model editor, or declared by HDeclare, HDeclareExternal or HDescribeFile)....
<Source>.ImportXLS (Function)
Imports an XLS file into a data file in HFSQL Classic or Client/Server format (data file described in the data model editor, or declared by HDeclare, HDeclareExternal or HDescribeFile)....
HImportXLS (Function)
Imports an XLS file into a data file in HFSQL Classic or Client/Server format (data file described in the data model editor, or declared by HDeclare, HDeclareExternal or HDescribeFile)....
HImportText (Function)
Imports a Text file into a data file in HFSQL Classic or Client/Server format (data file described in the data model editor, or declared by HDeclare, HDeclareExternal or HDescribeFile)....
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....
CertificateSignFile (Function)
Creates the signature of a file. This signature can be stored in a Buffer variable or in a text file.
MongoGridFSGetFileByID (Function)
Retrieves (on the local computer) a file identified by its identifier and found in a MongoDB file system.
SynchroHFSQL (Property)
The SynchroHFSQL property is used to: get the refresh mode of a Table control based on a data file linked to an HFSQL Client/Server data file. specify the refresh mode of a Table control based on a data file linked to an HFSQL Client/Server data file....