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DELPHI
//////////////////////////////////
Function   EncrypKey   (Src:String;   Key:String):string;
  var  
  idx   :integer;  
  KeyLen   :Integer;  
  KeyPos   :Integer;  
  offset   :Integer;  
  dest   :string;  
  SrcPos   :Integer;  
  SrcAsc   :Integer;  
  TmpSrcAsc   :Integer;  
  Range   :Integer;  
   
  begin  
  KeyLen:=Length(Key);  
  if   KeyLen   =   0   then   key:='Think   Space';
  KeyPos:=0;  
  SrcPos:=0;  
  SrcAsc:=0;  
  Range:=256;  
   
  Randomize;  
  offset:=Random(Range);  
  dest:=format('%1.2x',[offset]);  
  for   SrcPos   :=   1   to   Length(Src)   do  
  begin  
  SrcAsc:=(Ord(Src[SrcPos])   +   offset)   MOD   255;  
  if   KeyPos   <   KeyLen   then   KeyPos:=   KeyPos   +   1   else   KeyPos:=1;  
  SrcAsc:=   SrcAsc   xor   Ord(Key[KeyPos]);  
  dest:=dest   +   format('%1.2x',[SrcAsc]);  
  offset:=SrcAsc;  
  end;
  Result:=Dest;  
  end;  
   
  //½âÃܺ¯Êý  
  Function   UncrypKey   (Src:String;   Key:String):string


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Delphi×Ö·û´®º¯Êý´óÈ«

Delphi×Ö·û´®º¯Êý´óÈ«
uses StrUtils;
¡¾×Ö·û´®º¯Êý´óÈ«¡¿
      Êײ¿ function AnsiResemblesText(const AText, AOther: string): Boolean;
      $[StrUtils.pas
      ¹¦ÄÜ ·µ»ØÁ½¸ö×Ö·û´®ÊÇ·ñÏàËÆ
      ......

Delphi ¹Ø¼ü×ÖÏê½â

Delphi ¹Ø¼ü×ÖÏê½â---absolute//ËüʹµÃÄãÄܹ»´´½¨Ò»¸öбäÁ¿, ²¢ÇҸñäÁ¿µÄÆðʼµØÖ·ÓëÁíÒ»¸ö±äÁ¿Ïàͬ.
var
Str: string[32];
StrLen: Byte absolute Str;
//Õâ¸öÉùÃ÷Ö¸¶¨Á˱äÁ¿StrLenÆðʼµØÖ·ÓëStrÏàͬ.
//ÓÉÓÚ×Ö·û´®µÄµÚ0¸öλÖñ£´æÁË×Ö·û´®µÄ³¤¶È, ËùÒÔStrLenµÄÖµ¼´×Ö·û´®³¤¶È.
begin
Str := 'abc';
Edit ......

Delphi in a Unicode World Part II

Delphi in a Unicode World Part II:  New RTL Features and
Classes to Support Unicode
By: Nick
Hodges
Ô­ÎÄÁ´½Ó:http://dn.codegear.com/article/38498
Abstract: This article will cover the new features of the Tiburon
Runtime Library that will help handle Unicode strings.
//
 & ......

Delphi¿ç½ø³Ì·ÃÎÊDBGRID

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