Jquery selector instance Manual

Selector	Instance	Select
*	$ ("*")	All elements
#ID	$ ("# Lastname ")	Id = "lastname" element
.Class	$ (". Intro ")	All class = "Intro" Elements
Element	$ ("P ")	All <p> Elements
.Class.Class	$ (". Intro. Demo ")	All class = "Intro" and class = "Demo" Elements
: First	$ ("P: First ")	First <p> element
: Last	$ ("P: Last ")	Last <p> element
: Even	$ ("TR: Even ")	All even <tr> Elements
: Odd	$ ("TR: odd ")	All odd <tr> Elements
: Eq (Index)	$ ("Ul Li: eq (3 )")	The fourth element in the list (index starts from 0)
: GT (No)	$ ("Ul Li: GT (3 )")	List elements with an index greater than 3
: Lt (No)	$ ("Ul Li: Lt (3 )")	List elements whose index is less than 3
: Not (Selector)	$ ("Input: Not (: Empty )")	All input elements not empty
: Header	$ (": Header ")	All title elements
: Animated		All animation Elements
: Contains (Text)	$ (": Contains ('w3school ')")	Contains all elements of a specified string
: Empty	$ (": Empty ")	All elements of a node without child (element)
: Hidden	$ ("P: hidden ")	All hidden <p> Elements
: Visible	$ ("Table: visible ")	All visible tables
S1, S2, S3	$ ("Th, TD,. Intro ")	All elements with matching Selection
[Attribute]	$ ("[Href]")	All elements with href attributes
[Attribute=Value]	$ ("[Href = '#']")	The value of all href attributes is equal to the "#" element.
[Attribute! =Value]	$ ("[Href! = '#'] ")	The values of all href attributes are not equal to "#" elements.
[Attribute$ =Value]	$ ("Your href00000000'.jpg ']")	The values of all href attributes contain elements ending with ". jpg ".
: Input	$ (": Input ")	All <input> Elements
: Text	$ (": Text ")	All <input> elements of type = "text"
: Password	$ (": Password ")	All <input> elements of type = "password"
: Radio	$ (": Radio ")	All <input> elements of type = "radio"
: Checkbox	$ (": Checkbox ")	All <input> elements of type = "checkbox"
: Submit	$ (": Submit ")	All <input> elements of type = "Submit"
: Reset	$ (": Reset ")	All <input> elements of type = "reset"
: Button	$ (": Button ")	All <input> elements of type = "button"
: Image	$ (": Image ")	All <input> elements of type = "image"
: File	$ (": File ")	All <input> elements of type = "file"
: Enabled	$ (": Enabled ")	All activated input Elements
: Disabled	$ (": Disabled ")	All disabled input Elements
: Selected	$ (": Selected ")	All selected input Elements
: Checked	$ (": Checked ")	All selected input Elements

For more Tutorial: jquery element selector syntax