Re: Newline and tab characters

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On Mon, March 26, 2007 6:54 am, Arno Kuhl wrote:
> I've just noticed that "\r\n" and "\t" characters create a space when
> rendered in the browser (tested in IE and Firefox). I'd always thought
> the
> browser would ignore these characters.

No.

HTML "collapses" any run of whitespace to a single space character.

It does something akin to:
$html = preg_replace("|\\s+|", " ", $html);
on each chunk of non-tag content.

It does not ever "ignore" whitespace in content.

> This wouldn't normally be a
> problem
> but the wysiwyg html editor in the cms I'm using tries to be friendly
> by
> formatting the html code, so something like
>
> <span style=\"COLOR: #af0e14\">get</span><span style=\"COLOR:
> #333333\">online</span>
>
> becomes
>
> \r\n\t\t<span style=\"COLOR: #af0e14\">get</span>\r\n\t\t<span
> style=\"COLOR: #333333\">online</span>

Your WYSIWIG tool is very broken, if the above is correct, since it is
ADDING a bunch of whitespace inside the content.

> Is there a simple way to sort this out or do I need to create a
> function to
> strip these characters before display, checking first that they don't
> occur
> within a <pre> tag in which case I mustn't strip them.

I'm betting that you have not correctly analyzed what is going on yet,
first and foremost.

-- 
Some people have a "gift" link here.
Know what I want?
I want you to buy a CD from some indie artist.
http://cdbaby.com/browse/from/lynch
Yeah, I get a buck. So?

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