Delphi SaveLog 日志-木庄网络博客

本文整理自网络，侵删。

 procedure SaveLog(const sMsg:string);
var
  sList:TStringList;
  fn:string;
begin
  sList := TStringList.Create;
  fn := ExtractFilePath(ParamStr(0))+'SysLog.txt';
  try
    if FileExists(fn) then
      sList.LoadFromFile(fn);
    if sList.Count>1000 then
      sList.Clear;
    sList.Add(FormatDateTime('yyyy-mm-dd hh:nn:ss',Now)+' '+sMsg);
    sList.SaveToFile(fn);
  finally
    sList.Free;
  end;
end;



procedure WriteLog(ErrStr:String); //写入日志文件
var
  LogFilename: String;
  LogFile: TextFile;
begin  
  LogFilename:=ExtractFilePath(ParamStr(0)) + 'LOG.LOG';
  AssignFile(LogFile, LogFilename);
  if FileExists(LogFilename) then Append(LogFile)
  else Rewrite(LogFile);
  Writeln(Logfile,DateTimeToStr(now)+': '+ErrStr);
  CloseFile(LogFile);
end;

Delphi SaveLog 日志

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