文本简单操作

uses

  SysUtils

//文本替换

var

  SourseList: TStringList;
  Sourse: TStrings;
  nA, nB, nC: Integer;
begin
  Result := 0;

  SourseList := TStringList.Create();
  Sourse := TStringList.Create();

  SourseList.LoadFromFile('XXX.txt');

  for i := 2 to SourseList.Count - 1 do begin
    Sourse.CommaText := StringReplace(SourseList.Strings[i], #9, ',', [rfReplaceAll]);
    nA := StrToInt(Sourse.Strings[0]);
    nB := StrToInt(Sourse.Strings[1]);
    nC := StrToInt(Sourse.Strings[2]);

end;

//查找,复制,删除

TmpStr := Copy(TmpStr) 1, Pos(#9, TmpStr) - 1);

Delete(TmpStr, 1, Pos(#9,string(TmpStr)));