对txt文件进行逐行读取，统计需要的数据信息，结果保存在txt中文档中，用配置文件保存此次打开的文件路径，方便下次打开。-Txt file on the read line by line, statistical data needed, save the results in txt document, save the file path to open the configuration file for next opened.

delphi文本文件的逐行读取,将文本文件从记事本中读到页面中来(Delphi text file to read line by line, the text file to read from the notepad page)