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See also: Calculate (FrmPCA) 

LoadDescriptors

Declaration: FrmPCA.LoadDescriptors (VarList: TIntArray): integer;
Loads the variables specified by the VarList parameter into the list of descriptors. The variable list is automatically sorted, duplicates are removed.

The function returns the following error codes:

 0 .... everything OK
-1 .... one or more of the specified variables are not available