i know how to upload file,but i don't know upload image.
upload file example 
#!/usr/local/bin/perl
use CGI;
$co = new CGI;
if (!$co->param())
{
  print
      $co->header,
      $co->start_html('CGI File Upload Example'),
      $co->center
      (
         $co->br,
         $co->center($co->h1('CGI File Upaload Example')),
         $co->start_multipart_form,
         $co->filefield(-name=>'filename', -size=>30),
         $co->br,
         $co->submit(-value=>'upload'),
         $co->reset,
         $co->end_form
       ),
       $co->hr;
}else{
      print
         $co->header,
         $co->start_html('CGI File Upload Example'),
         $co->center($co->h1('CGI File Upload Example'));
      $file = $co->param('filename');
      @data = <$file>;
      foreach (@data){
      s/\n/<br>/g;
     }
     print
       $co->center($co->h2("Here's the contents of $file...")),
     "@data";
}
print $co->end_html;

[download]

In reply to upload image with cgi by weihe

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.