ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

The TreeMap control
...The TreeMap control is used to dynamically represent data, possibly in tree structure, in a balanced way....
<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....
HErrorPassword (Function)
After the execution of a read or write function in a data file, used to find out whether an error caused by a wrong password occurred on this data file.
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.)...
WDHFDiff: Overview
WDHFDiff is a tool used to compare HFSQL data files......
fIsImage (Function)
Used to find out whether a file found on disk or a file contained in a buffer corresponds to an image format recognized by WINDEV, WEBDEV or WINDEV Mobile.
Filters in Table controls based on a data file
WINDEV, WEBDEV and WINDEV Mobile include multiple methods to filter the records displayed in a Table control based on a data file......
<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....
19. Upload: Sending files to the server
PDFReaderClose (Function)
Closes and frees the PDF file displayed in a PDF Reader control.
<PDF Reader>.Close (Function)
Closes and frees the PDF file displayed in a PDF Reader control.
<Document variable>.Close (Function)
Closes the docx file associated with the Document variable and frees the document.
The Upload control
The Upload control is used to upload files on the Web server......
<Source>.CreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file (".FIC" file) with the index file and the memo file if necessary. The function is equivalent to HCreation. If the file exists, opens the file....
HCreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file (".FIC" file) with the index file and the memo file if necessary. The function is equivalent to HCreation. If the file exists, opens the file....
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives......
Filtering the headers and the content of a Pivot Table
By default, the entire data found in the data files is taken into account when calculating the content of a Pivot Table control......
Modifying the query content
The queries are used to easily select the records coming from one or more files, matching one or more selection criteria, ......
<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.
HRecreateSubscriberReplica (Function)
Re-creates the description file of a subscriber replica (universal replication only) according to the information of the master replica (.RPM and.SYN files).
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
xlsCurrentWorksheet (Function)
Used to find out and modify the current worksheet in an XLS file.
Binding an OLE control to an item
An OLE control can be bound to an item in a data file, query, etc....
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