document get element by id

JQuery selectors can be broadly divided into: basic selector, hierarchy selector, filter selector, form selector. Filter selectors can be divided into: Simple filter selector, Content filter selector, visibility filter selector, attribute filter

The first argument for all functions is: element, which represents the reference of the element to be manipulated, in order to add these methods to the DOM object when Element.extend, using the Methodize function. You do not need to enter the first

To use the library function of ExtJS to perform various operations on the DOM, you need to obtain the object of the Element type, but Ext. although get () obtains Element, the parameter can only be id. If you like and worship jQuery selector, you

First of all, the method of JS acquisition, which is more troublesome than the jquery method, followed by the jquery method for comparisonJS is a lot more troublesome than jquery, mainly because the FF browser, the FF browser, will take your newline

The first parameter of all functions is element, which indicates the reference of the Element to be operated. extend, add these methods to the DOM object, using the methodize function. You do not need to enter the first parameter during the call,

First of all talk about the acquisition of JS, which is much more cumbersome than the jquery method, followed by the jquery method for comparison JS method is much more troublesome than jquery, mainly because the FF browser,FF browser will be your

Ext. Element class Element (string/htmlelement element, [Boolean forcenew])Element Object created by ID or DOM Node Element. Fly (string/htmlelement El, [String named]): ElementA global shared activity element is created by the ID or DOM node

1.jquerybasic syntax &middot=chainprogramming example (&quot=nvidiv1&quot=#.show(=.css (& quot; color & quot;: & quot; red & quot;) & middot; use a ready event as the start to process HTML documents. $ (document ). ready (function () {// write your

It can be said that almost everyone who has done Web development has asked, What is the difference between the element ID and Name? Why do I need a Name if I have an ID ?! We can also get the most classical answer: ID is like a person's ID card

1. Basic jQuery syntax · Chained programming $ ("# div1" ).show().css ("color": "red ") · Use a ready event as the start to process HTML documents. $ (Document). ready (function (){ // Write your code here... }); Abbreviation: $ (function (){ //