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DelphiÖÐFormat×Ö·û´®ËµÃ÷

DelphiÖÐFormat×Ö·û´®ËµÃ÷
function Format(const Format: string; const Args: array of const):
string;
Format×Ö·û´®ËµÃ÷£º
"%" [index ":"] ["-"] [width] ["." prec] type
(1)
¸ñʽ»¯×Ö·û´®±ØÐëÒÔ%¿ªÍ·
(2) [index ":"]
Ë÷ÒýÖ¸µÄÊÇArgs²ÎÊýÁбíÖÐÒªÏÔʾµÄÿһÏîµÄÐòºÅ¡£±ÈÈ磺ArgsÊÇ
                 
['a',
'c']£¬ÄÇô'a'µÄË÷Òý¾ÍÊÇ0£¬¶ø'c'µÄË÷Òý¾ÍÊÇ1£¬¶øÇÒÓÉÓÚÖ»ÓÐ
                 
Á½ÏËùÒԾͲ»»á³öÏÖ´óÓÚ1µÄË÷ÒýÖµ¡£
                 
Format('%2:s %1:s %0:s', ['1st', '2nd',
'3rd']);
                 
½á¹û£º'3rd 2nd 1st'
(3) ["-"]
Õâ¸ö±êʶ·ûµÄ×÷ÓÃÊǵ±ÒªÏÔʾµÄ×Ö·ûµÄ¸öÊýÉÙÓÚ[width]ʱ£¬ÔÚÓÒ±ßÌî²¹¿Õ¸ñ£»
           
Èç¹ûû¼ÓÉÏ["-"]£¬ÔòÔÚ×ó±ßÌî²¹¿Õ¸ñ¡£
           
Format('(%4s)', ['aa']); ½á¹û£º' aa'
(4) [width]
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(5) ["." prec]
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prec]£¬ÔòÈç¹ûArgs
       
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delphi dll ʵÀý Óë dll´°ÌåʵÀý

delphi dll ʵÀý Óë dll´°ÌåʵÀý
±¾¶¯Ì¬Á´½Ó¿â·½·¨ÓÐ
Min,Max,SynAPP,ShowForm,showmyform
dll¹¤³ÌÎļþ
Library Project1;
uses
  dllUnit1 in 'dllUnit1.pas' {Form1};
function Min(X, Y: Integer): Integer; export;
begin
if X < Y then Min := X else Min := Y;
end;
function Max(X, Y: Integer): ......

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; ......

Delphi in a Unicode World Part I

 ---
Delphi in a Unicode World Part I: What is Unicode, Why do you need
it, and How do you work with it in Delphi?
By: Nick
Hodges
Ô­ÎÄÁ´½Ó£ºhttp://dn.codegear.com/article/38437
Abstract: This article discusses Unicode, how Delphi developers
can benefit from using Unicode, and ho ......

Delphi Ö®ÔËËã·ûÖØÔØ

Delphi 7Ö®ºóµÄ°æ±¾£¬Ôö¼ÓÁËÔËËã·ûµÄÖØÔØ¡£ËäÈ»²»¾¡ÈËÒ⣨ÐèÒªÐ´ÌØ¶¨Ó¢ÎÄ£©£¬µ«ÓÐ×ܱÈûÓÐÇ¿¡£
Àý£º
unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;
type
  T3DPoint = record
    X, Y, Z: Doub ......
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