using regular expressions

There's a tutorial that appeared recently called Get Links With DOM.

Planet PHP lists the author as Kevin Waterson, although his name is not mentioned on the page itself. Anyway, he claims:

Kevin Waterson has added three new tutorials to his PHPPro.org website recently:

Perhaps the biggest mistake people make when trying to get URLs or link text from a web page is trying to do it using regular expressions.

The job can be done with regular expressions, however, there is a high overhead in having preg loop over the entire document many times.

The correct way, and the faster, and infinitely cooler ways is to use DOM.

John Resig (of jQuery fame) has ported the Processing visualization language to JavaScript.

The examples are remarkable, check them out (but check the browser issues John discusses).

John has a little confession:

The first portion of the project was writing a parser to dynamically convert code written in the Processing language, to JavaScript.

On the PHP in Action Blog, there's a new post today that shares some tips for testing your web applications with some simple tests.

I just started listing the techniques I've learned when writing tests to exercise the web interface of a PHP application.

This is from my experience and my personal preferences; it's not the final word or necessarily right for everyone.

He suggests: