August 2016
Intermediate to advanced
610 pages
11h 55m
English
Content preview from PHP 7 Programming CookbookBecome 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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Chaining $_POST filters
Proper filtering and validation is a common problem when processing data submitted by users from an online form. It is arguably also the number one security vulnerability for a website. Furthermore, it can be quite awkward to have the filters and validators scattered all over the application. A chaining mechanism would resolve these issues neatly, and would also allow you to exert control over the order in which the filters and validators are processed.
How to do it...
- There is a little-known PHP function,
filter_input_array(), that, at first glance, seems well suited for this task. Looking more deeply into its functionality, however, it soon becomes apparent that this function was designed in the early days, and is not up ...
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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.