November 2014
Beginner
500 pages
9h 20m
English
Content preview from JavaScript: Novice to Ninja
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Chapter 7Events
We saw in the last chapter how the DOM API links the JavaScript language to web pages. Events are another part of the DOM API and they are what provides the link between the web page and user interactions. Every time a user interacts with a web page, such as clicking on a link, pressing a key, or moving a mouse, an event occurs that our program can detect and then respond to.
In this chapter, we’ll cover the following topics:
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introduction to events
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adding event listeners
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the event object
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mouse, keyboard and touch events
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removing event listeners
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stopping default behavior
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event propagation
Event Listeners
Imagine that you’re waiting for a really important email message that you need to act upon as soon as it arrives, but ...
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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.
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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.