ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

FAQ about Windows Vista and later
This help page presents a list of problems that may occur when using Windows Vista and later...
The UAC mechanism in Windows Vista (and later)
To increase security against worms and viruses, Windows Vista/7 implemented the UAC (User Account Control) mechanism...
Creating an executable: Manifest management
When running an executable, Windows Vista (and later) performs several checks regarding the rights of the current user via the UAC mechanism (User Account Control)...
Difference of behavior in Windows Vista (and later)
The test of your project was run using one of the Vista/7 test options...
Windows: What to bear in mind if your customers use Vista (and higher)
Windows Vista (and later) proposes several improvements...
MmoEncryption (Property)
The MmoEncryption property is used to set the encryption method of the memo file (.MMO) associated with the data file.
FicEncryption (Property)
The FicEncryption property is used to set the encryption method of a data file.
NdxEncryption (Property)
The NdxEncryption property is used to configure the encryption method for the index (.NDX) file associated with the data file.
dRotation (Function)
Performs a rotation: of an Image control. of an Image variable. of a picLayer variable....
StatVarianceP (Function)
Calculates the variance for a full series of values.
FinNetCurrentVal (Function)
Returns the net current value of investment.
DateToInteger (Function)
Converts a date to an integer.
MatReadColumn (Function)
Reads the value of all the elements found in a matrix column.
MatReadLine (Function)
Reads the value of all elements found in a matrix row.
StatAverageDeviation (Function)
Calculates the average deviation of values in relation to their arithmetic mean.
StatStandardDeviation (Function)
Calculates the standard deviation for a series of values.
HClose (Function)
Closes a data file or all the data files opened by the current user: all the corresponding physical data files are closed for the current user.
HModifyGroup (Function)
Modifies the group information according to the elements found in the corresponding variables for group management.
grScatterAddDataXY (Function)
Adds a data into a "Scatter" chart.
HCheckIndex (Function)
Checks whether the data found in the index file (.NDX file) properly refers the data found in the data file (.FIC file).
HAddUser (Function)
Adds a user to a database.
HEndNoDatabaseAccess (Function)
Re-allows the access (which means the connection) to one or more databases accessible via a connection.
HListLink (Function)
Returns the list of links (Merise) in the current analysis or in a specific analysis
Thumbnail (Property)
The Thumbnail property is used to: get the value of an item thumbnail. This item was defined in the data model editor or through programming. get and change the image associated with a Thumbnail control....
MemoryToFile (Function)
Automatically initializes the memory value of the items for the current file record with the values of the members of a class or structure.
XMLAddAttribute (Function)
Adds an attribute into an XML document.
XMLAddChild (Function)
Adds a child tag into an XML document.
XMLBuildString (Function)
Retrieves and formats the content of an XML document (created by XMLDocument and modified by the XML functions).
XMLDocument (Function)
Creates a new XML document.
ArrayCopy (Function)
Copies the content of an array to another array.