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var
  arrChar : array [0..4] of Char;
  b : Byte;
  s : string;
begin
  s := 'Test';
  Move(Pointer(s)^, arrChar, Length(s));   //string to array of char
  ShowMessage(arrChar);
  b := Ord(s[1]);   //First byte string to one single byte
  ShowMessage(Char(b));
end;


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DelphiµÝ¹é¼ÓÔØÊ÷ÐΣ¨TreeView£©Áбí

//²ÉÓõݹ鷽·¨£¬D7±àÒëµ÷ÊÔͨ¹ý¡£
//Êý¾Ý²ÉÓÃADOQuery¶ÁÈ¡£¬²¢½«Êý¾ÝÔÝ´æÔÚÒ»¸ö¶¯Ì¬Êý×éÖУ¬Ê÷ÐÎÁÐ±í¿Ø¼þΪTreeView¡£
procedure TForm1.LoadTreeInfo;
type
  TInfo = record
    ID,      //´úÂë      
    Name,    //Ãû³Æ
  &nb ......

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DelphiºÍC++Êý¾ÝÀàÐͶÔÕÕ±í
Delphi        ×Ö³¤/ÖµÓò                                C++
ShortInt  &n ......

delphi dll ¾²Ì¬µ÷ÓúͶ¯Ì¬µ÷Ó÷½·¨×ܽá

dll µ÷Ó÷½·¨ÓÐ ¾²Ì¬µ÷ÓúͶ¯Ì¬µ÷ÓÃÁ½ÖÖ·½·¨
Óõ½µÄdllΪÉÏÆªÎÄÕÂËù±àдµÄdll.
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Unit Unit1;
Interface
Uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;
Type
  TForm1 = Class(TForm)
    Button1: TButton; ......

¡¾×ª¡¿delphi¶ÁдtxtÎļþ

http://meidi152.blog.163.com/blog/static/5423302009610103610744/
 
1. memo¿Ø¼þ¶ÁÈ¡txt
memo1.Lines.LoadfromFile('E:\*\*.txt');
2.
Procedure NewTxt(FileName:String);
Var
F : Textfile;
Begin
if fileExists(FileName) then DeleteFile(FileName); {¿´ÎļþÊÇ·ñ´æÔÚ,ÔÚ¾Í刪³ý}
AssignFile(F, ......
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