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DelphiÖеÄPrepare

1)
with qryGetId do
        begin
          close;
          ParamByName('Id').asstring:=vDefUseId;
          if not Prepared then Prepare;
          open;
        end; 


2)
with qryGetId do
        begin
          close;
          ParamByName('Id').asstring:=vDefUseId;
          open;
        end; 

ÇëÎÊ  if not Prepared then Prepare; Õâ¾ä»°Ð´Ó벻дÓÐʲô²îÒ죿½á¹ûºÃÏñ¶¼Ò»Ñù


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s = unicode("²âÊÔ", "gb2312")
s = u'\u6d4b\u8bd5'
print s
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DELPHIÕâÖÖÇé¿öÔõô°ì£¿ - Delphi / Windows SDK/API

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procedure TFormSearchAchievement.ComboBoxXYChange(Sender: TObject);
var
  XY : string;
begin
  XY := comboboxxy.Items[comboboxx ......

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