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if (S1<>'') and (S2<>'') and (S3<>'') and (S4<>'') then
begin
  //...
end else begin
  //...
end;

if (s1 <>'') and (s2 <>'') and (s3 <>'') then
begin

end;

if () and () and () then

if () or () or () then

jf

if (Trim(S1) <>'') and (Trim(S2) <>'') and (Trim(S3) <>'') and (Trim(S4) <>'') then 
begin 
  //... 
end else begin 
  //... 
end;

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if not Sametext(s1+s2+s3+s4, '') then begin

end;

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if s1+s2+s3+s4 <> '' then begin

end;

if (s1 = '') or (s2 = '') or (s3 = '') or (s4 = '') then
begin

end
eles
begin
  //¾ù²»Îª¿ÕÖ´ÐÐÌå
end;

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s = unicode("²âÊÔ", "gb2312")
s = u'\u6d4b\u8bd5'
print s
²âÊÔ

ÔÚDelphiÀïÃæÈçºÎ½«\u6d4b\u8bd5ÕâÑùµÄ»¹Ô­³ÉGb2312µÄºº×ÖÄØ£¿
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......

delphi ÔõÑù½«ucs2±àÂëת»»³ÉÖÐÎÄ

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°´ÎÒµÄÀí½â£¬UCS-2ÊÇ×Ö·û¼¯£¬¾ßÌåµÄ±àÂëÓÐUTF-8£¬UTF-16 (LE/BE)µÈ¡£
Èç¹ûÄãÓÃDelphi 2009¼°ÒÔÉϰ汾£¬¿ÉÒÔ¿´¿´TEncodingÀà¡£
btw. Äã˵µÄת»»³ÉÖÐÎÄÊÇɶÒâË ......

delphi ±¾µØ×°ÔØÇý¶¯ - Delphi / Windows SDK/API

delphi ÊÖ¶¯×°ÔØÇý¶¯ÎļþÌáʾ£º
RROR (1058): The driver is marked as disabled (Start=4) in its service database entry.
ÊDz»ÊÇÕâ¸öÇý¶¯±ØÐèÒªÓÃINFÀ´°²×°¡£¡£ÓÃ×Ô´øµÄINFÀ´×°ÊÇÕý³£µÄ¡£ÓÃÊÖ¶¯×°ÔؾÍÌáʾÈçÉÏ¡ ......

ÇóÒ»¶Îdelphi´úÂëתC#´úÂ룬¼±Ó㬿ÉÈËÃñ±ÒÖ§¸¶£¬Ð»Ð»

¼±Óá£ÁªÏµQQ£º8775262£¬Ð»Ð»¡£
ÐèÒª½øÐÐDllImportµÄµØ·½Ö±½ÓдDLLImport.·½·¨Ãû¡£
È磺DLLImport.GlobalAddAtom(¡­¡­);
Îļþ£ºUShare.pas
Delphi(Pascal) code:

unit UShare;
interface
uses Windows, Me ......

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ÎÒÔÚ³ö¿â´°¿ÚдÁ˸ö·½·¨£ºADOQueryBill µÄbNum ×ֶεÄOnValidate·½·¨ ʵÏÖµÄÊdzö¿âÊýÁ¿²»ÄÜ´óÓÚÈë¿âµÄÊýÁ¿£¬·ñÔò¾ÍÖØÐÂÊäÈëÊýÁ¿£¬ÒÔÏÂÊÇÎҵĴúÂ룺
procedure TFrmStockOut.ADOQueryBillbNum_Validate(Sender: TFie ......
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