unit Unit1;interfaceuses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls;type TForm1 = class(TForm) Button1: TButton; Button2: TButton; Button3: TButton; Button4: TButton; Button5: TButton; Button6: TButton; Button7: TButton; procedure FormCreate(Sender: TObject); procedure FormDestroy(Sender: TObject); procedure Button1Click(Sender: TObject); procedure Button2Click(Sender: TObject); procedure Button3Click(Sender: TObject); procedure Button4Click(Sender: TObject); procedure Button5Click(Sender: TObject); procedure Button6Click(Sender: TObject); procedure Button7Click(Sender: TObject); private { Private declarations } public { Public declarations } end;var Form1: TForm1;implementation{$R *.dfm}uses IniFiles; {uses 包含 TIniFile 的单元}var ini: TIniFile; path: string; {ini 文件路径} Section,Key: string; {分别表示 ini 文件的小节与关键字}{ ini文件结构: ;注释 [小节名] 关键字=值 INI文件支持: string、integer、boolean、Date、Time、DateTime、Double 与二进制类型 string 值没有引号 boolean 的真假用 1、0 表示}procedure TForm1.FormCreate(Sender: TObject);begin path := ChangeFileExt(ParamStr(0),'.ini'); ini := TIniFile.Create(path); {ini 对象建立需要文件路径参数, 如果缺少路径会默认Windows目录}end;//写入 ini 文件:procedure TForm1.Button1Click(Sender: TObject);begin Section := 'AAA'; Key := 'AString'; ini.WriteString(Section,Key,'AAA-String'); Key := 'AInteger'; ini.WriteInteger(Section,Key,111); Key := 'ABoolean'; ini.WriteBool(Section,Key,True); Key := 'ADate'; ini.WriteDate(Section,Key,Now); Key := 'ATime'; ini.WriteTime(Section,Key,Now); Key := 'ADateTime'; ini.WriteDateTime(Section,Key,Now); Key := 'ADouble'; ini.WriteFloat(Section,Key,Pi); Section := 'BBB'; Key := 'BString'; ini.WriteString(Section,Key,'BBB-String'); Key := 'BInteger'; ini.WriteInteger(Section,Key,222); Key := 'BBoolean'; ini.WriteBool(Section,Key,True); Key := 'BDate'; ini.WriteDate(Section,Key,Now); Key := 'BTime'; ini.WriteTime(Section,Key,Now); Key := 'BDateTime'; ini.WriteDateTime(Section,Key,Now); Key := 'BDouble'; ini.WriteFloat(Section,Key,Pi); Section := 'CCC'; Key := 'CString'; ini.WriteString(Section,Key,'CCC-String'); Key := 'CInteger'; ini.WriteInteger(Section,Key,333); Key := 'CBoolean'; ini.WriteBool(Section,Key,False); Key := 'CDate'; ini.WriteDate(Section,Key,Now); Key := 'CTime'; ini.WriteTime(Section,Key,Now); Key := 'CDateTime'; ini.WriteDateTime(Section,Key,Now); Key := 'CDouble'; ini.WriteFloat(Section,Key,Pi);{写入结果: [AAA] AString=AAA-String AInteger=111 ABoolean=1 ADate=2007-12-17 ATime=22:06:23 ADateTime=2007-12-17 22:06:23 ADouble=3.14159265358979 [BBB] BString=BBB-String BInteger=222 BBoolean=1 BDate=2007-12-17 BTime=22:06:23 BDateTime=2007-12-17 22:06:23 BDouble=3.14159265358979 [CCC] CString=CCC-String CInteger=333 CBoolean=0 CDate=2007-12-17 CTime=22:06:23 CDateTime=2007-12-17 22:06:23 CDouble=3.14159265358979}end;//读取 ini 文件:procedure TForm1.Button2Click(Sender: TObject);var s: string; i: Integer; b: Boolean; f: Double; d: TDate; t: TTime; dt: TDateTime;begin s := ini.ReadString('BBB','BString',''); {最后一个参数是默认值} i := ini.ReadInteger('BBB','BInteger',0); b := ini.ReadBool('BBB','BBoolean',False); f := ini.ReadFloat('BBB','BDouble',0); d := ini.ReadDate('BBB','BDate',Now); t := ini.ReadTime('BBB','BTime',Now); dt := ini.ReadDateTime('BBB','BDateTime',Now); ShowMessage(s); {BBB-String} ShowMessage(IntToStr(i)); {222} ShowMessage(BoolToStr(b)); {-1(True)} ShowMessage(FloatToStr(f)); {3.14159265358979} ShowMessage(DateToStr(d)); {2007-12-17} ShowMessage(TimeToStr(t)); {22:06:23} ShowMessage(DateTimeToStr(dt)); {2007-12-17 22:06:23}end;//读入所有小节名到 TStrings:procedure TForm1.Button3Click(Sender: TObject);var List: TStrings;begin List := TStringList.Create; ini.ReadSections(List); ShowMessage(List.Text); { AAA BBB CCC } List.Free;end;//读入指定小节的所有关键字到 TStrings:procedure TForm1.Button4Click(Sender: TObject);var List: TStrings;begin List := TStringList.Create; ini.ReadSection('AAA',List); ShowMessage(List.Text); { AString AInteger ABoolean ADate ATime ADateTime ADouble } List.Free;end;//读入指定小节的所有关键字与值到 TStrings:procedure TForm1.Button5Click(Sender: TObject);var List: TStrings;begin List := TStringList.Create; ini.ReadSectionValues('BBB',List); ShowMessage(List.Text); { BString=BBB-String BInteger=222 BBoolean=1 BDate=2007-12-17 BTime=22:06:23 BDateTime=2007-12-17 22:06:23 BDouble=3.14159265358979 } List.Free;end;//删除与添加procedure TForm1.Button6Click(Sender: TObject);begin ini.DeleteKey('BBB','BString'); {删除关键字} ini.EraseSection('CCC'); {删除小节}// ini.UpdateFile; {保存到文件}{添加小节与关键字或修改值, 直接写入即可}end;//其他功能procedure TForm1.Button7Click(Sender: TObject);var b: Boolean; s: string;begin b := ini.SectionExists('DDD'); {判断某个小节是否存在} b := ini.ValueExists('AAA','AString'); {判断某个关键字的值是否存在} s := ini.FileName; {获取文件名}end;procedure TForm1.FormDestroy(Sender: TObject);begin ini.Free;end;end.