Manipulating the DOM

Changing HTML Content

$("#demo").html("Hello, jQuery!");

Changing Attributes

$("#myLink").attr("href", "https://example.com");

Adding and Removing Classes

$("#box").addClass("highlight");
$("#box").removeClass("highlight");

Appending and Prepending Elements

$("#list").append("<li>New Item</li>");
$("#list").prepend("<li>First Item</li>");

Removing Elements

$("#element").remove();
$("#element").empty(); // Removes content but keeps the element