December 2010
Intermediate to advanced
160 pages
3h 31m
English
Content preview from jQuery Pocket ReferenceBecome 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,
Start your free trial



Queries and Query Results
When you pass a jQuery selector string to $(), it returns a jQuery object that
represents the set of matched (or “selected”) elements. jQuery selectors
are very much like the CSS selectors you use in stylesheets. For
example:
div // all <div> elements #surname // the element with id="surname" .warning // all elements with class="warning"
The specific selector syntax supported by jQuery is detailed in jQuery Selectors. Rather than focus on those advanced selector details now, we’re going to first explore what you can do with the results of a query.
The value returned by $() is a
jQuery object. jQuery objects are array-like: they have a length property and numeric ...