fastreport script分組計(jì)算
發(fā)表于2019-05-10
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我根的Fastreport Demos建立一個(gè)組,想組的清單數(shù)量SUM,但按照樣板無(wú)法實(shí)現(xiàn).
procedure Band7OnBeforePrint(Sender: TfrxComponent);
begin
//Set(<Sales."Company">, Sum(<Sales."Qty">*<Sales."List Price">)); 源yygy文
Set(<Sales."Company">, Sum(<Sales."Qty">)); //new
end;
procedure Memo4OnBeforePrint(Sender: TfrxComponent);
begin
if Engine.FinalPass then
Memo4.Text := Get(<Sales."Company">);
end;
請(qǐng)問(wèn)錯(cuò)在那里??
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