On 21 August 2003 17:03, Thaddeus J. Quintin wrote:
> Lets say I'm trying to extract some data from an HTML
> document. I want
> to get the values of the 'src' attributes of various tags.
>
> For example-
> <img src="http://www.yahoo.com";>
>
> here's the pattern I've been trying-
>
> /\bsrc=(['|"])[^\\1]*[\\1]/im
>
> Basically, match the 'src=' followed by some type of quote, followed
> by stuff that's not the quote originally matched, followed by
> the same quote.
>
> But, obviously, I can't run this, because the quotes in the pattern
> close off the string I'm trying to create.
>
> Are there ways of working with quotes?
Just escape the quote like you've escaped the backslashes.
If double-quoting:
$pattern = "/\bsrc=(['|\"])[^\\1]*[\\1]/im";
If single-quoting (better, if you don't variable interpolation) you don't even need to
escape the backslashes, so:
$pattern = '/\bsrc=([\'|"])[^\1]*[\1]/im';
Cheers!
Mike
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Mike Ford, Electronic Information Services Adviser,
Learning Support Services, Learning & Information Services,
JG125, James Graham Building, Leeds Metropolitan University,
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Email: [EMAIL PROTECTED]
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