Selects element if it is currently focused. As with other pseudo-class selectors (those that begin

Select all elements that have no children (including text nodes). This is the inverse of :parent

Selects a single element with the given id attribute. For id selectors, jQuery uses the JavaScript

Select all elements at an index less than index within the matched set. index-related

Selects all elements that do not match the given selector. All selectors are accepted inside :not()

Selects all elements that are the last child of their parent. While

Selects all elements that are the only child of their parent. If the parent has other child elements

Selects all elements that have no siblings with the same element name. If the parent has other child

Selects all elements that are selected. The :selected selector works for <option>

Selects even elements, zero-indexed. See also odd. In particular, note that the 0-based indexing