ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Message (Function)
Displays or removes a message from the status bar of the current window or browser.
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows......
The Clickable Image control
The Clickable Image control can be used to......
StatusBarDeleteCell (Function)
Deletes a cell from the status bar of the current window.
<Table>.AddLine (Function)
Adds a row in: a Table control, a TreeView Table control....
DelayBeforeClosing (Function)
Limits the display duration of a window or dialog box. If no user action is performed, when the specified amount of time is reached: for a window, the code of a window button will be run. for a dialog box, the dialog box is automatically closed....
TableAddLine (Function)
Adds a row in: a Table control, a TreeView Table control....
YesNoAsynchronous (Function)
Displays a message in a standard non-blocking dialog box with the answers "Yes" and "No" and calls a WLanguage procedure with the user's response....
HFSQL Client/Server management functions
Several HFSQL functions are used to manage the HFSQL Client/Server data......
OKCancelAsynchronous (Function)
Displays a message in a standard non-blocking dialog box with the answers "OK" and "Cancel" and calls a WLanguage procedure with the user's response....
SQL statements
The main SQL statements allowed in the SQL queries managed by WINDEV and WEBDEV are as follows......
HFSQL Client/Server functions (prefix syntax)
Several HFSQL functions are used to manage the HFSQL Client/Server data......
Confirm (Function)
Displays a message in a standard dialog box that proposes "Yes", "No", "Cancel" and returns the user's choice....
Test of a WINDEV and WINDEV Mobile application
WINDEV and WINDEV Mobile feature multiple methods to test applications......
SQL : ORDER BY clause: Organizing the result of a query
The ORDER BY clause is used to sort the records selected by an SQL query......
SQL: Managing joins (INNER JOIN, OUTER JOIN)
To select records coming from several data files, joins must be used in the SQL query......
SQL set operations: UNION, UNION ALL and INTERSECT
SQL allows performing set operations on groups of files......
ConfirmAsynchronous (Function)
Displays a non-blocking message in a standard dialog box with the answers "Yes", "No", "Cancel" and calls a WLanguage procedure with the user's response....
InfoAsynchronous (Function)
Displays a non-blocking custom message in a system information window.
WarningAsynchronous (Function)
Displays a custom message in a non-blocking system warning window.
ErrorAsynchronous (Function)
Displays a custom error message in a non-blocking system error window.
ErrorWithTimeoutAsynchronous (Function)
Displays a custom error message in a non-blocking system error window for a given amount of time.
DialogAsynchronous (Function)
Displays a non-blocking message box and calls a WLanguage procedure with the value of the button clicked by the user.
Sub-query
A sub-query is a query whose result is used by another query......
ErrorWithTimeout (Function)
Displays a custom error message in a system error window for a set amount of time.