September 2016
Intermediate to advanced
1091 pages
21h 41m
English
Content preview from PHP 7: Real World Application DevelopmentBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Hoovering a website
Very frequently, it is of interest to scan a website and extract information from specific tags. This basic mechanism can be used to trawl the web in search of useful bits of information. At other times you need to get a list of <IMG> tags and the SRC attribute, or <A> tags and the corresponding HREF attribute. The possibilities are endless.
How to do it...
- First of all, we need to grab the contents of the target website. At first glance it seems that we should make a cURL request, or simply use
file_get_contents(). The problem with these approaches is that we will end up having to do a massive amount of string manipulation, most likely having to make inordinate use of the dreaded regular expression. In order to avoid all of ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.