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  • 使用 TRegistry 类[3]: 创建与删除


    代码文件:
    unit Unit1;
    
    interface
    
    uses
      Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
      Dialogs, StdCtrls;
    
    type
      TForm1 = class(TForm)
        Button1: TButton;
        Button2: TButton;
        Button3: TButton;
        Button4: TButton;
        Button5: TButton;
        procedure Button1Click(Sender: TObject);
        procedure Button2Click(Sender: TObject);
        procedure Button3Click(Sender: TObject);
        procedure Button4Click(Sender: TObject);
        procedure Button5Click(Sender: TObject);
      end;
    
    var
      Form1: TForm1;
    
    implementation
    
    {$R *.dfm}
    
    uses Registry;
    
    procedure TForm1.Button1Click(Sender: TObject);
    var
      reg: TRegistry;
    begin
      reg := TRegistry.Create;
      reg.RootKey := HKEY_CURRENT_CONFIG;
      reg.CreateKey('AAA\BBB\CCC');
      reg.OpenKey('AAA\BBB\CCC', False);
      reg.WriteString('abc', '万一');
      reg.CloseKey;
      reg.Free;
    end;
    
    procedure TForm1.Button2Click(Sender: TObject);
    var
      reg: TRegistry;
    begin
      reg := TRegistry.Create;
      reg.RootKey := HKEY_CURRENT_CONFIG;
      reg.OpenKey('XXX\YYY\ZZZ', True);
      reg.WriteInteger('xyz', 132435);
      reg.CloseKey;
      reg.Free;
    end;
    
    procedure TForm1.Button3Click(Sender: TObject);
    var
      reg: TRegistry;
    begin
      reg := TRegistry.Create;
      reg.RootKey := HKEY_CURRENT_CONFIG;
      reg.OpenKey('AAA\BBB\CCC', False);
      reg.DeleteValue('abc');
      reg.CloseKey;
      reg.Free;
    end;
    
    procedure TForm1.Button4Click(Sender: TObject);
    var
      reg: TRegistry;
    begin
      reg := TRegistry.Create;
      reg.RootKey := HKEY_CURRENT_CONFIG;
      reg.OpenKey('XXX\YYY', False);
      reg.DeleteKey('ZZZ');
      reg.CloseKey;
      reg.Free;
    end;
    
    procedure TForm1.Button5Click(Sender: TObject);
    var
      reg: TRegistry;
    begin
      reg := TRegistry.Create;
      reg.RootKey := HKEY_CURRENT_CONFIG;
      reg.DeleteKey('AAA');
      reg.DeleteKey('XXX');
      reg.CloseKey;
      reg.Free;
    end;
    
    end.
    
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  • 原文地址:https://www.cnblogs.com/del/p/1274858.html
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