Adding/removing DOM elements

This recipe demonstrates how to clone elements on the DOM. We will also see how to remove elements completely from the DOM tree. The programming constructs used in this example are summarized in the following table:

Construct	Type	Description
$("#identifier")	jQuery selector	This selects an element based on its ID
$("html_tag")	jQuery selector	This selects all elements with the specified HTML tag.
.addClass()	jQuery method	This adds the specified CSS class to each matched element.
.attr("name") or .attr("name", "value")	jQuery method	This returns a string with the required attribute value of the first matched element. It can also be used to set the attribute to the required value.
[attribute= "value"]	jQuery selector	This selects an element with the specified attribute equal to the "value" string.
.appendTo()	jQuery method	This inserts elements at the end of...