Hello,
Maybe I didn't describe my question clearly.
As the attachment, I have 20 Part No. in Column B,with excel, it's easy to use filter to get I have
4 kinds of data with these 20 values, they're A1,B2,C0 and D3.
My queststion is with fpspreadsheet in Lazarus, when I open one excel file,how can I know in one column,how many kinds of data I have?
Jonvy