June 1999
Intermediate to advanced
540 pages
21h 39m
English
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Name
Checkbox — a graphical checkbox
Availability
Client-side JavaScript 1.0; enhanced in JavaScript 1.1
Inherits From
Input, HTMLElement
Synopsis
// A single checkbox with a unique nameform.name form.elements[i]// A group of checkboxes with the same nameform.name[i]
Properties
Checkbox inherits properties from Input and HTMLElement and also defines or overrides the following:
- checked
Whether a Checkbox is checked.
- defaultChecked
The initial state of a Checkbox.
- value
The value returned when a form is submitted.
Methods
Checkbox inherits the methods of Input and HTMLElement.
Event Handlers
Checkbox inherits event handlers from Input and HTMLElement and also defines or overrides the following:
- onclick
The handler invoked when a Checkbox is selected.
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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.