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HANDLE CreateThread(
    LPSECURITY_ATTRIBUTES lpThreadAttributes,
    DWORD dwStackSize,
    LPTHREAD_START_ROUTINE lpStartAddress,
    LPVOID lpParameter,
    DWORD dwCreationFlags,
    LPDWORD lpThreadId
   );
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    unsigned long _beginthread(void (_USERENTRY *__start)(void *), unsigned __stksize, void *__arg);
    DelphiÒ²ÌṩÁËÒ»¸öÏàͬ¹¦ÄܵÄÀàËƺ¯Êý£º
    function BeginThread(SecurityAttributes: Pointer; StackSize: LongWord; ThreadFunc: TThreadFunc; Parameter: Pointer; CreationFlags: LongWord; var ThreadId: LongWord): Integer;
  ThreadFunc£ºÏ̺߳¯Êý£¬
  BeginThread£ºÏß³ÌÆô¶¯º¯Êý¡£
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var pSource,pDest:PChar;
     len: integer;
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Move(pSource,pDest,len); //´íÎó
Move(pSource^,pDest^,len); //ÕýÈ·
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Object Pascal,ËùÒÔ£¬¾ø²»ÄÜ´Óº¯Êýµ ......

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// ÅжÏÊÇ·ñÊÇÊýÖµÐÍ   By yangxiao  2007.7.21
function isNumeric(strText: WideString): Boolean;
var
  s: string;
  i, l, p: Integer;
begin
  Result := False;
  l := Length(strText);
  if l = 0 then Exit;
  s := '';
  for i:=1 to l do
  ......
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