Re: Regex to "wrap" a <span around an image.

#!/usr/bin/perl
use warnings;
use strict;

#use lib q{c:/www/lib}; 
#use SW::Debug;

use HTML::TreeBuilder;

my $html = <<HTML;
<a href="page.html">
 <img src="pic.jpg">
</a>
<span>other stuff</span>
<img alt="pic" width="10" height="10" src="pic.jpg">
<span>more</span>
HTML

my $tb = HTML::TreeBuilder->new_from_content($html);
my @images = $tb->look_down(_tag => q{img}) or die qq{look_down for im
+g failed: $!\n};

for my $img (@images){
  $img->replace_with([q{span}, {id => q{fo_big}}, $img]);
}

print $tb->as_HTML;
[download]

<html>
<head>
</head>
<body>
<a href="page.html"> 
 <span id="fo_big">
  <img src="pic.jpg" />
 </span> 
</a> 
<span>other stuff</span> 
<span id="fo_big">
 <img alt="pic" height="10" src="pic.jpg" width="10" />
</span> 
<span>more</span>
</body>
</html>
[download]

(blew some whitespace in)

The html and body tags are added by HTML::TreeBuilder. If you parse an HTML file they'll already be there.

update: commented out a stray "helper" module (not used by the code)

Comment on Re: Regex to "wrap" a <span around an image. Select or Download Code

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Re^2: Regex to "wrap" a <span around an image. by ultranerds (Hermit) on Nov 27, 2008 at 15:01 UTC
Hi, Thanks for the example code. Just getting my host to install that module, and then will give that code a test run :) Thanks! Andy	[reply]