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  • DELPHI的split函数的各种实现方法(转)

    一、单字符

    function split(s,s1:string):TStringList;
    begin
    Result:=TStringList.Create;
    while Pos(s1,s)>0 do
    begin
         Result.Add(Copy(s,1,Pos(s1,s)-1));
         Delete(s,1,Pos(s1,s));
    end;
    Result.Add(s);
    end;

    二、直接使用TStringList

    procedure TForm1.Button3Click(Sender: TObject);
    var
    Str:String;
    ResultList:TStringList;
    I:Integer;
    begin
    str:= '南京~信息~工程~大学';

    ResultList := TStringList.Create;
    try
        ResultList.Delimiter := '~';
        ResultList.DelimitedText := str;

        for I:= 0 to ResultList.Count-1 do
        begin
          Memo1.Lines.Add(ResultList.Strings[I]);
        end;
    finally
        FreeAndNil(ResultList);
    end;
    end;

    三、支持特殊字符版(ch可以为字符串,如'aa')

    function SplitString(const Source,ch:String):TStringList;
    var
    Temp:String;
    I:Integer;
    chLength:Integer;
    begin
    Result:=TStringList.Create;
    //如果是空自符串则返回空列表
    if Source='' then Exit;
    Temp:=Source;
    I:=Pos(ch,Source);
    chLength := Length(ch);
    while I<>0 do
    begin
         Result.Add(Copy(Temp,0,I-1));
         Delete(Temp,1,I-1 + chLength);
         I:=pos(ch,Temp);
    end;
    Result.add(Temp);
    end;

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  • 原文地址:https://www.cnblogs.com/coolsundy/p/3833684.html
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