Description
Reports the number of data points in the specified series in a graph.
Applies to
PowerBuilder DataWindow
DataWindow control
Syntax
PowerBuilder
long dwcontrol.DataCount ( string graphcontrol, string seriesname )
Argument |
Description |
---|---|
dwcontrol |
A reference to the DataWindow control containing the graph |
graphcontrol |
The name of the graph in the DataWindow control |
seriesname |
A string whose value is the name of the series for which you want the number of data points |
Return value
Returns the number of data points in the specified series if it succeeds and -1 if an error occurs. If any argument's value is null, DataCount returns null.
Examples
These statements store in ll_count the number of data points in the series named Salary in the graph gr_dept in the DataWindow control dw_employees:
long ll_count ll_count = & dw_employees.DataCount("gr_dept", "Salary")
See also