delphi ½øÏú´æÊ±Èë¿âÊýÁ¿ºÍ³ö¿âÊýÁ¿¼äµÄ¹ØÏµ
ÎÒÔÚ³ö¿â´°¿ÚдÁ˸ö·½·¨£ºADOQueryBill µÄbNum ×ֶεÄOnValidate·½·¨ ʵÏÖµÄÊdzö¿âÊýÁ¿²»ÄÜ´óÓÚÈë¿âµÄÊýÁ¿£¬·ñÔò¾ÍÖØÐÂÊäÈëÊýÁ¿£¬ÒÔÏÂÊÇÎҵĴúÂ룺
procedure TFrmStockOut.ADOQueryBillbNum_Validate(Sender: TField);
var
strMsg : string;
begin
if not ADOQueryBill.Eof then
begin
ADOQueryBill.FieldByName('bNum_').AsInteger:=(ADOQueryBill.FieldByName('bNum_').AsInteger
-StrToInt(DBGridBill.Fields[2].Text));
if ADOQueryBill.FieldByName('bNum_').AsInteger < 0 then
begin
strMsg := 'ÁϺÅΪ' + FrmStockIn.ADOQueryBill.FieldByName('pCode_').AsString
+ 'µÄÎïÁÏ¿â´æÁ¿²»¹»,×î¶àÖ»ÄÜÊÇ'+FrmStockIn.ADOQueryBill.FieldByName('bNum_').AsString
+'ÇëÖØÐÂÊäÈëÊýÁ¿£¡';
ShowMessage(strMsg);
Abort;
end
else
begin
ADOQueryBill.Close;
ADOQueryBill.SQL.Clear;
ADOQueryBill.SQL.Add('Update ioTicketB set bNum_=(ioTicketB.bNum_ - :a), ');
ADOQueryBill.Parameters.ParamByName('a').Value :=
ADOQueryBill.FieldByName('bNum_').AsInteger;
ADOQueryBill.ExecSQL;
end;
end
else
begin
ShowMessage('ûÓиÃÎïÁÏ');
Abort;
end;
end;
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s = unicode("²âÊÔ", "gb2312")
s = u'\u6d4b\u8bd5'
print s
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procedure DynArrayDelete(var A;elSize:Longint;index,Count:Integer);
var
len,MaxDelete:Integer;
P:PLongint; //4 ¸ö×ֽڵij¤ÕûÐÎÖ¸Õë
begin
P:=PLongint(A);// È¡µÄ A µÄ ......
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