Python learns the eighth chapter of jquery

Brief introduction:

jquery is a JavaScript library. The great drop simplifies JavaScript programming.

Content included:

HTML element Selection

HTML element manipulation

CSS actions

HTML Event functions

JavaScript Effects and animations

HTML DOM Traversal and modification

Ajax

1: Download  jquery There are two versions of  jQuery  available for download: One is production version jQuery.min.js (minimized and compressed) and the other is the development version jquery.js (uncompressed for debugging or reading). These two versions are available for http://jquery.com/download/  download. 2: How to import jquery--directly in the HTML 
  


 

Example:

Referencing jquery in login.html

650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M01/86/9A/wKioL1fFHmTD-G2gAABcOehgmFE298.jpg "title=" D5fcbaaf-add6-4b04-a46a-5fa6954a3594.jpg "alt=" Wkiol1ffhmtd-g2gaabcoehgmfe298.jpg "/>

Effect

650) this.width=650; "src=" Http://s2.51cto.com/wyfs02/M01/86/9A/wKioL1fFHn6RcJDIAAApyBATb84043.jpg "title=" 63b19a8c-d4a8-43d0-b441-a195f119dc9f.jpg "alt=" Wkiol1ffhn6rcjdiaaapybatb84043.jpg "/>

jquery Asynchronous request

<! doctype html>

2. Press F12 in Google Chrome to enter debug mode. In the console, enter
$ (' #loginform '). The serialize () function is to get all the values in the form
$: means jquery
LoginForm: Indicates selector
ID: is the unique identifier of the HTML element, the ID of the same page cannot appear with duplicate name
650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M02/86/9A/wKiom1fFH1jDFXQ-AABYI2acY2s751.png "title=" C4c747d3-0e5e-4d71-986a-111945e47df5.png "alt=" Wkiom1ffh1jdfxq-aabyi2acy2s751.png "/>
Val () manipulate the value of the form
650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M02/86/9A/wKiom1fFH2jx5lLSAAAR7_niWMg543.png "style=" float: none; "title=" 9f242772-b319-4be5-90d6-87f05edb3e6a.png "alt=" Wkiom1ffh2jx5llsaaar7_niwmg543.png "/>
Get HTML
650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M02/86/9A/wKioL1fFH2nSjPaSAAAw7xthjBY166.png "style=" float: none; "title=" Fbc40d1b-4482-4cbe-874b-99ec6698def2.png "alt=" Wkiol1ffh2nsjpasaaaw7xthjby166.png "/>

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Python learns the eighth chapter of jquery