ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979......
fClose (Example)
Usage example of the fClose function
FileToMemoryList (Function)
Populates a List Box or Combo Box control programmatically with the records from a data file or query.
HSeek (Function)
Positions on the first record of the data file whose value for a specific item is greater than or equal to a sought value (generic search by default).
HDescribeFullTextIndex (Example)
Usage example of the HDescribeFullTextIndex function
HDescribeConnection (Example)
Usage example of the HDescribeConnection function
xlsNbColumn (Function)
Returns the number of columns found in a worksheet of an XLS file.
StringToDuration (Function)
Converts a duration in character string format to a duration that can be used by a Duration variable.
HStatNbRecRange (Function)
Returns an estimate regarding the number of entries for a given key item in a given interval of values.
LengthToString (Function)
Converts a size in bytes to a string with human-readable units such as kilobytes, megabytes or terabytes.
ChronoPause (Function)
Pauses a stopwatch in order to measure the time spent on a process.
grStartAngle (Function)
Sets the starting angle of the first section in the following types of chart: Pie, Semi-circular or Donut. Sunburst. Radial Bar chart....
BurnerMediaInfo (Function)
Retrieves the characteristics of the CD/DVD found in the current burner....
VariantToJSON (Function)
Converts the content of a Variant variable to JSON.
Project dashboard
The project dashboard provides an overall view of project status via different widgets.......
Convert (Function)
Converts a numeric value into a binary string in order to perform a search on a numeric key.
xmlNode (Type of variable)
The xmlNode type is used to handle a node of an XML document.
Month (Property)
The Month property is used to: Retrieve the month from a Date or DateTime variable. Modify the month in a Date or DateTime variable. Retrieve the month from a Date item (in "Simple date" or "Date and Time" format) Modify the month in a Date item (in "Simple Date" or "Date and Time" format)...
XMLRestorePosition (Function)
Restores the previously saved context of an XML document.
SQLReqExists (Function)
Checks the existence of a query.
Handling a TreeView Table control programmatically
This page explains how to program TreeView Table controls......
DurationToString (Function)
Converts a duration to a character string in the specified format.
ModbusConnectTCP (Function)
Connects a client to a Modbus server via transmission control protocol (TCP).
TableAddColumn (Function)
Adds elements on the right of an Horizontal Table control.
TableDeleteSelect (Function)
Deletes the selected rows from a Table or Treeview Table control.