August 2012
Beginner
583 pages
16h 1m
English
Content preview from Learning PHP, MySQL, JavaScript, and CSS, 2nd EditionBecome 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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Test Your Knowledge
What JavaScript method can you use to send a form for validation prior to submitting it?
What JavaScript method is used to match a string against a regular expression?
Write a regular expression to match any characters that are nonword characters, as defined by regular expression syntax.
Write a regular expression to match either of the words “fox” or “fix.”
Write a regular expression to match any single word followed by any nonword character.
Using regular expressions, write a JavaScript function to test whether the word “fox” exists in the string “The quick brown fox”.
Using regular expressions, write a PHP function to replace all occurrences of the word “the” in “The cow jumps over the moon” with the word “my.”
What HTML keyword is used to precomplete form fields with a value?
See Chapter 16 Answers in Appendix A for the answers to these questions.
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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.