function?IPTRoot=GetIPTRoot（）
[fid?message]=fopen（[mfilename‘.m‘]‘r‘）;
if?（~isempty（message））
????error（‘GetIPTRoot‘?‘%s‘?message）;
end
[filename]=?fopen（fid）;
fclose（fid）;
if?strcmp（filename[mfilename‘.m‘]）
????pwds=pwd;
????IPTRoot=[pwds（1:（end-6））];
else
????IPTRoot=filename（1:（end-20））;
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-11-16?14:07??Image?Processing?ToolBox\
?????文件???????33398??2008-04-27?13:34??Image?Processing?ToolBox\Anona?EULA.rtf
?????目錄???????????0??2018-11-16?14:07??Image?Processing?ToolBox\Documentation\
?????文件???????37433??2009-11-13?14:41??Image?Processing?ToolBox\Documentation\AfterInstall.rtf
?????目錄???????????0??2018-11-16?14:07??Image?Processing?ToolBox\Documentation\HTML\
?????文件?????????225??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\AdaptHistEq.html
?????文件?????????227??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\Analyze75Info.html
?????文件?????????227??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\Analyze75Read.html
?????文件?????????224??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\ApplyCForm.html
?????文件?????????222??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\ApplyLut.html
?????文件?????????220??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwArea.html
?????文件?????????224??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwAreaOpen.html
?????文件?????????226??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\BwBoundaries.html
?????文件?????????220??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwDist.html
?????文件?????????221??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwEuler.html
?????文件?????????223??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwHitMiss.html
?????文件?????????221??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwLabel.html
?????文件?????????221??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwMorph.html
?????文件?????????221??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwPerim.html
?????文件?????????222??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwSelect.html
?????文件?????????229??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\BwTraceBoundary.html
?????文件?????????224??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\BwUltErode.html
?????文件?????????226??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\CheckerBoard.html
?????文件?????????221??2010-06-11?10:44??Image?Processing?ToolBox\Documentation\HTML\ConnDef.html
?????文件?????????220??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\Conv2s.html
?????文件?????????226??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\CornerMetric.html
?????文件?????????219??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\Corr2.html
?????文件?????????222??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\CP2TForm.html
?????文件?????????220??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\CPCorr.html
?????文件?????????218??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\DCT2.html
?????文件?????????220??2010-06-11?10:45??Image?Processing?ToolBox\Documentation\HTML\DctMtx.html
............此處省略967個文件信息