ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Year (Property)
The Year property is used to: Get the year from a Date or DateTime variable or item. Change the year in a Date or DateTime variable or item....
Sub-query
A sub-query is a query whose result is used by another query......
SQL selection conditions
To specify the selection conditions in an SQL query, you can use......
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows......
HModify (Function)
Modifies the specified record or the record found in memory in the data file (query or view).
HMergeView (Function)
Creates an HFSQL view from two previously created views (HCreateView). This function uses the former view mechanism.
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)....
HDelete (Function)
Deletes a record from a data file (query or view).
HLinkMemo (Function)
Used to associate a file with a binary memo item or to cancel the existing link between a file and a binary item.
SQL statements
The main SQL statements allowed in the SQL queries managed by WINDEV and WEBDEV are as follows......
HExportXML (Function)
Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file.
HOnError (Function)
Customizes the management of HFSQL errors.
HUnlockFile (Function)
Unlocks the records of a data file: locked by HLockFile. individually locked by a locking read function....
HInfoFile (Function)
Returns the characteristics of an HFSQL Classic or Client/Server data file....
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).
HRetrieveItem (Function)
Returns the content of an item found in the current record (in the data file, view, query, ...).
HToItem (Function)
Assigns the specified value to an item of the current record.
HSetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
HClose (Function)
Closes a data file or all the data files opened by the current user: all the corresponding physical data files are closed for the current user.
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)....
HPass (Function)
Defines the password used to create or open a data file.
Generating a class diagram
The generation is used to create the WINDEV classes ("......
HListSynonym (Function)
Returns the list of synonyms used by a full-text index.
HListStopWord (Function)
Returns the list of stop words used by a full-text index.
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)....