ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Creating and generating an external component
A component must be created from a project containing all the elements required for the component......
OLE DB: System requirements
To handle a database via OLE DB, the following elements must be installed on the development computer and on the deployment computer......
TestCheckNotNull (Function)
Checks whether an expression is not Null in assertive programming and in automated test mode.
TestCheckDifferent (Function)
Checks whether the specified expressions are different in assertive programming and in automated test mode.
HListProvider (Function)
Returns the list of OLE DB providers and/or Native Connectors installed on the current computer....
MonthNumberInAlpha (Function)
Returns the name of the month according to its number.
InitialVisible (Property)
The InitialVisible property is used to determine if: a control was visible during the first display of the associated window or page. a window was visible during its first display....
Maintaining the files of Control Centers
When using a database, you may have to perform maintenance operations on the data files......
xmlNamespace (Variable type)
The xmlNamespace type is used to handle the XML namespace of a node attribute in an XML document.
GPSFollowMovement (Function)
Requests to be notified periodically of the device's current location....
Serialize (Function)
Transforms the following elements into a specific format: a structure (and its subelements), a class (and its subelements), an array (including the associative arrays), a queue, a stack, a list....
DayNumberInAlpha (Function)
Returns the name of the day of the week according to its number.
Organizer control properties
Several WLanguage properties can be used on an Organizer control found in a window......
Stack (Variable type)
A Stack variable is a structured type that is used to group a set of elements of the same type.
Queue (Variable type)
A Queue variable is a structured type that groups a set of elements of the same type.
Drawer control properties
List of properties associated with the Drawer control...
FileToMemory (Function)
Automatically initializes the values of the members of a structure or class with the values of the items of the current record.
Constants for manging the replication
List of constants used by the functions for managing the replication....
grColor (Function)
Returns and initializes the color of different chart elements.
Managing mutexes in threads
A mutex is used to limit the simultaneous execution of a code (procedure, line of code, etc.) to one thread at a given time....
Crosshair in a chart
In a Line chart, it may be difficult to read the value of axes for a point that is far from these axes......
HPrevious (Function)
Positions on the previous file record according to a browse item.
HConvertX (Function)
Converts a numeric value into a binary string in order to perform a search on a numeric key.