A common summary of jQuery selectors

Basic element selector

$("p")

$("p.ii") Select all class=ii the  p The element 

$("p#demo") select id=demo One of the first p The element 

Layer selector

$("div input")div  Of all the input

$("div>input")

Basic condition selector

$("p:first")

$("p:last")

$("tr:even") Select even rows 

$("tr:odd") An odd number 

$("input:not(:checked)") Select all elements selected for this 

$("tr:eq(1)") Index values for 1 The table of 

$("tr:gt(0)") Is greater than 0

$("tr:lt(0)") Less than 0

$(":header") Select all title elements 

$(":animated") Animation being executed 

Content condition selector

$("div:constains('ddd')") Choose to include ddd Layer elements of text 

$("td:empty") Select a table cell that contains no text or child elements 

$("div:has(p)") Select the layer element that contains the paragraph element 

$("td:parent") Select the table cell that contains child elements or text 

Visibility condition selector

$("tr:hidden")  //Select all hidden tables 

$("tr:visible")  Select all visible tables 

Attribute selector

$("div[id]") with id Properties of the layer 

$("input[name='']") input attribute name=''

$("input[name!='']")

$("input[name^='']") Choose to have name Property and the value is' ' Enter the element for the form that starts with the content 

$("input[name$='']") Choose to have name Property and the value is' ' Enter an element for the form that ends the content 

$("input[name*='']") Choose to have name Property and the value is' ' Form input elements 

$("input[id][name$='']") Choose to have id and name The value of the property begins with ' ' Enter the form element to end the content 

Child element selector

$("ul li:nth-child(2)") Select the second list item 

$("ul li:nth-child(even)")

$("ul li:nth-child(odd)")

$("ul li:nth-child(3n)")

$("ul li:first-child")

$("ul li:last-child")

$("ul li:only-child") Select list appears and only one list item appears 

Form element selector

$("input") Select all the  input textarea select button Elements such as 

$(":text") Text lines 

$(":password")

$(":radio")

$(":checkbox")

$(":submit")

$(":image")

$(":reset")

$(":button")

$(":file")

$(":hidden")

Form property selector

$("input:enabled")  //Select all available 

$("input:disabled")

$("input:checked")

$("select:option:selected")