use XML::Smart ;
  
  my $xml = new XML::Smart(q`
<root>
  <journal>
    <full-title>Acta Biomaterialia</full-title>
    <alternate-title></alternate-title>
    <ISSN>1742-7061</ISSN>
    <E-ISSN></E-ISSN>
    <vol-year></vol-year>
    <iss-vol>1</iss-vol>
    <start-date>01-01-1974</start-date>
    <target>
      <siteID>1</siteID>
      <rank>200</rank>
      <activate></activate>
    </target>
  </journal>
  <journal>
    <full-title>Acta Biomaterialia</full-title>
    <alternate-title></alternate-title>
    <ISSN>1742-7062</ISSN>
    <E-ISSN></E-ISSN>
    <vol-year></vol-year>
    <iss-vol>1</iss-vol>
    <start-date>01-01-1974</start-date>
    <target>
      <siteID>1</siteID>
      <rank>200</rank>
      <activate></activate>
    </target>
  </journal>
</root>
  `);
  
  my @jornals = @{ $xml->{root}{journal} } ;
  
  foreach my $jornals_i ( @jornals ) {
    if ( $jornals_i->{ISSN} eq '1742-7061' ) {
      my $i = $jornals_i->i() ;
      delete $xml->{root}{journal}[$i] ;
    }
  }
  
  print $xml->data ;

[download]

Graciliano M. P.
"Creativity is the expression of the liberty".

In reply to Re: Using XML modules to remove XML elements by gmpassos
in thread Using XML modules to remove XML elements by eraymond

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.