Look at the following selector: $("div"). What does it select?
The jQuery library harnesses the power of CSS (Cascading Style Sheets) selectors to let us easily and quickly access elements or groups of elements in the Document Object Model (DOM).
A jQuery Selector is a function that makes use of expressions to find out matching elements from a DOM based on the given criteria. Simply you can say, selectors, are used to selecting one or more HTML elements using jQuery. Once an element is selected then we can perform various operations on that selected element.
The $() factory function:
The jQuery selectors start with the dollar sign and parentheses − $().
Represents a tag name available in the DOM. For example $('div') selects all elemetns of <div> in the document.
$("div") selector selects all div elements on any web page.
Is jQuery a library for client scripting or server scripting?
Is it possible to use jQuery together with AJAX?
The jQuery html() method works for both HTML and XML documents
What is the correct jQuery code to set the background color of all p elements to red?
With jQuery, look at the following selector: $("div.intro"). What does it select?