ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HDeclareExternal (Example)
Usage example of the HDeclareExternal function
HExportCSV (Function)
Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file.
TableFilteredColumn (Function)
Returns the list of columns filtered by the user in a Table or TreeView Table control.
fDateTime (Function)
Returns or modifies the different dates and times associated with a file or directory (date created, modified or accessed).
Management errors specific to Native Connectors
When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError......
dbgCheckFalse (Function)
Checks whether an expression is false in assertive programming and in automated test mode.
Int (Variable type)
The Int type is used to easily perform calculations on integer values...
DeleteLine (Function)
Deletes a line at a given position: from a two-dimensional array. from the advanced array property (array of gglCalendar events, etc.)....
ArrayToCSV (Function)
Converts a one-dimensional array or a two-dimensional array into a character string in CSV format.
dbgError (Function)
Provokes: an assertion during the test of element or project (Go mode). an error in automated test mode....
EmailListFolder (Function)
Returns the list of folders: found in the Outlook messaging software. for an IMAP session....
Array (Type of variable)
An array is a structured type that is used to group a set of elements of the same type...
Break in a Table control
A break in a Table control is used to group the data corresponding to one or more arguments......
HSetPosition (Function)
Sets the position on a record, based on the approximate position of one of its items.
ActionClick (Property)
The ActionClick property is used to define the procedure executed when an element is clicked.
FileToMemory (Function)
Automatically initializes the values of the members found in a class or in a structure with the values of the items of the current file record.
DocToHTML (Function)
Converts a Word Processing document into an HTML file.
Toast (Type of variable)
The Toast type is used to define all the advanced characteristics of a toast notification.
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc....
How to create an SQL query to get a sum?
This help page explains how to create a Sum query with the query editor....
ArrayDeleteAll (Function)
Deletes all elements: from a one-dimensional or two-dimensional WLanguage array. from an associative array. from an advanced array property (array of gglCalendar events, etc.). from a WLanguage queue. from a WLanguage stack. from a WLanguage list....
Assisted universal replication through programming
The assisted replication through programming is used to implement a replication on an existing application while controlling the synchronization in the application itself......