Counts the number of categories on the category axis of a graph.
PowerBuilder DataWindow DataWindow control
DataWindow Web ActiveX DataWindow control
integer dwcontrol.CategoryCount ( string graphcontrol )
number dwcontrol.CategoryCount ( string graphcontrol )
Argument  | 
Description  | 
|---|---|
dwcontrol  | 
A reference to a DataWindow control containing the graph  | 
graphcontrol  | 
A string whose value is the name of the graph in the DataWindow for which you want the number of categories  | 
Returns the count if it succeeds and -1 if an error occurs. If any argument’s value is null, CategoryCount returns null.
These statements get the number of categories in the graph gr_revenues in the DataWindow control dw_findata:
integer li_count
li_count = &
		dw_findata.CategoryCount("gr_revenues")