xlable('real')改成xlabel('real')也就是m文件改成如下：a=randn(10,10);y=eig(a);plot(y,'x')title('yao')xlabel('real')函数xlabel不是xlable，你是要设置x轴名称吧？！你把命令敲错了，xlable ---> xlabel
Undefinedfunction or variable 'myFile'. Errorin Window_one>pushbutton1_Callback (line 84) if~isdir(myFile)% if the directory is not a valid path Errorin gui_mainfcn (line 96) feval(varargin{:}); Errorin Window_one (line 42)