ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

ModbusSendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly comply with the Modbus standard.
LooperModify (Function)
Changes the values of the attributes in a row of a Looper control.
OpenPopup (Function)
Opens a popup window and waits for this window to be closed.
grPieStartAngle (Function)
Indicates the start angle of first section in a Pie chart, Semi-circular chart or Donut chart.
ServiceContinue (Function)
Restarts a paused service.
DashInfoXY (Function)
Determines: whether a widget is found at a given position in a Dashboard control. which widget is found at a given position in a Dashboard control....
Attribute (Property)
The Attribute property is used to manage attributes.
FBStopSession (Function)
Stops the Facebook session that was started by FBStartSession.
Statistical constants
List of constants used by the statistical functions....
DashDeleteAll (Function)
Deletes all widgets displayed in a Dashboard control.
grHMDeleteColor (Function)
Deletes the colors specified by grHMColor from a Heatmap chart.
Constants for sound management
List of constants used by the functions for sound management....
MatFloatMultiply (Function)
Multiplies each matrix element by a value.
Alignment
The Alignment property is used to align elements.
OrganizerDeleteAppointment (Function)
Deletes an appointment from an Organizer control.
CookieWrite (Function)
Writes a cookie onto the computer of the Web user.
Middle (Function)
Extracts: a substring from a string starting at a specified position. part of a buffer starting at a specified position....
H.VisibleAutoIndexing (Variable)
Indicates whether the indexing window must be displayed during the automatic reindexing of HFSQL data files.
grCategoryColor (Function)
Initializes the category color for a chart whose type is: Pie, Column, Bubble chart, Waterfall....
ServiceStop (Function)
Stops a service.
Truncate (Function)
Truncates the right part of a string or buffer.
InternalPage
The Internal Property Page allows you to define the name of the internal Page to use.
InternalWindow
The Property Internal Window allows you to define the name of the internal window to use.
GPSGetPosition (Function)
Retrieves information about the current device position.
RequestUpdateUI (Function)
Requests the execution of the "Request for refreshing the display" event (and gives back control without waiting for the execution of the event). This function is kept for backward compatibility.