$('#elementId') selects an element with the given id.

A fast, small JavaScript library to simplify HTML DOM manipulation and event handling.

It simplifies complex JavaScript tasks like AJAX calls, animations, and DOM traversal.

$('.className') selects all elements with the specified class.

Chaining allows multiple jQuery methods on the same element in one statement.

Built-in methods like fadeIn(), slideUp(), animate() for UI animations.

Use .addClass('className') method.

Use $('#id').toggle(); to switch between show and hide.

Yes, use jQuery.noConflict() to avoid conflicts with other libraries.

Use $('#id').remove(); to delete the element completely.

$ is an alias for the jQuery function used to select elements.

Use $('#id').click(function() { }); for click events.

Use $('#inputId').val(); to retrieve input value.

Use $('#inputId').val('new value'); to set value.

Use a CDN link or download jQuery and link via a script tag.

text() sets plain text; html() sets HTML content.

Stops the default action of an element (e.g., link navigation).

Attaching events to parent elements for future children elements.

Use $('#id').show(); to display a hidden element.

Iterates over matched elements, running a function on each.

Use .removeClass('className') to remove it from selected elements.

Use $('#id').hide(); to hide an element.

Use .css('property', 'value') method on selected elements.

Use $.ajax({}) or shorthand like $.get() and $.post().

Ensures DOM is fully loaded before executing code.