- unit Unit1;
- interface
- uses
- Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
- Dialogs, StdCtrls;
- type
- TForm1 = class(TForm)
- Button1: TButton;
- Button2: TButton;
- procedure Button1Click(Sender: TObject);
- procedure Button2Click(Sender: TObject);
- end;
- var
- Form1: TForm1;
- implementation
- {$R *.dfm}
- {用十六进制查看内存的函数; 参数1是内存起点, 参数2是以字节为单位的长度}
- function ToHex(p: PByteArray; bit: Integer): string;
- var
- i: Integer;
- begin
- for i := 0 to bit - 1 do
- Result := IntToHex(p^[i], 2) + Chr(32) + Result;
- Result := TrimRight(Result);
- end;
- {用二进制查看内存的函数; 参数1是内存起点, 参数2是以字节为单位的长度}
- function ToBin(p: PByteArray; bit: Integer): string;
- const
- Convert: array[‘0‘..‘F‘] of string = (
- ‘0000‘, ‘0001‘, ‘0010‘, ‘0011‘, ‘0100‘, ‘0101‘, ‘0110‘, ‘0111‘, ‘1000‘, ‘1001‘,
- ‘‘, ‘‘, ‘‘, ‘‘, ‘‘, ‘‘, ‘‘, ‘1010‘, ‘1011‘, ‘1100‘, ‘1101‘, ‘1110‘, ‘1111‘);
- var
- i: Integer;
- s: string;
- begin
- s := ToHex(p, bit);
- for i := 1 to Length(s) do
- if s[i] <> Chr(32) then
- Result := Result + Convert[s[i]]
- else
- Result := Result + Chr(32);
- end;
- {测试一}
- procedure TForm1.Button1Click(Sender: TObject);
- var
- num: Integer;
- begin
- Randomize;
- num := Random(MaxInt);
- ShowMessage(IntToStr(num) + #10#13#10#13 +
- ToHex(@num, 4) + #10#13#10#13 +
- ToBin(@num, 4));
- end;
- {测试二}
- procedure TForm1.Button2Click(Sender: TObject);
- var
- str: string;
- begin
- str := ‘Delphi 2010‘;
- ShowMessage(str + #10#13#10#13 +
- ToHex(@str[1], Length(str)*SizeOf(str[1])) + #10#13#10#13 +
- ToBin(@str[1], Length(str)*SizeOf(str[1])));
- end;
- end.
http://peirenlei.iteye.com/blog/548322
时间: 2024-10-22 08:52:58