From: Christian Neukirchen <chneukirchen@...>
Date: 2006-07-24T01:25:33+09:00
Subject: Re: strip tags?

"Andreas S." <f@andreas-s.net> writes:

> Daniel Baird wrote:
>> On 7/23/06, Stefan Scholl <stesch@no-spoon.de> wrote:
>>>
>>> Max Benjamin <moore.joseph@gmail.com> wrote:
>>> > Is there an easy way to strip html tags from strings?
>>>
>>> A regex isn't always the _best_ way to deal with markup
>>> languages, but for an _easy_ way it's good enough.
>> 
>> 
>> the problem is, it's not always the _correct_ way.
>> 
>> <div id="weird>id"></div>
>
> This is no correct HTML, < and > have to be encoded as entities.

It's valid XHTML:

$ echo '<bar quux="foo>bar" />' | xmllint -
<?xml version="1.0"?>
<bar quux="foo&gt;bar"/>

However, '<' needs to be escaped:

$ echo '<bar quux="foo<bar" />' | xmllint -
-:1: parser error : Unescaped '<' not allowed in attributes values
<bar quux="foo<bar" />

-- 
Christian Neukirchen  <chneukirchen@gmail.com>  http://chneukirchen.org