document getelementsbytagname

I will not talk much about it.Let's take a look at two sections of code:Copy codeThe Code is as follows:Var elems = document. getElementsByTagName ('A ');For (var I = 0; I Alert (I );Elems [I]. addEventListener ('click', function (e ){E.

In HTML 4.0 Strict and XHTML 1.0 STRICT, the target attribute cannot be used in the tag. This is a headache for web designers. it is still allowed in the Transition specification. however, we can solve this problem through some methods.The target

GetAttribute () method So far, we have introduced two methods to retrieve specific element nodes: getElementById () and getElementsByTagName. After finding the element, we can use the getAttribute () method to query the values of its various

Let's just look at the example:1 2 This's one 3 This's two 4 This's three 5 This's four 6 I want to use js to get the four sub-elements under UL and write the following code:  1 var objs = Document. getelementsbytagname ("Ul") [0]. All; 2

This section describes the most popular event proxies recently. The implementation of event proxy is to bind the event to the ancestor element of the target element, and then obtain the event source through bubbling or capturing, then, determine

In HTML 4.0 strict and XHTML 1.0 strict, the target attribute cannot be used in the tag. This is a headache for web designers. it is still allowed in the Transition specification. however, we can solve this problem through some methods.    

ArticleDirectory Netscape 4 Problems Ie4 Problems Netscape 3 Problems Solution-Javascript Problem In a website, my input box may be as follows: The designer may want to make the upload part look like this and then add a

A document is a node tree. Nodes are divided into different types: Element nodes, attribute nodes, and text nodes. The getelementbyid () method returns an object that corresponds to a specific element node in the document. The getelementsbytagname ()

Easy to learn JavaScript 26: How to dynamically add JS scripts and CSS styles in DOM programming LearningThe following HTML document code is used: div Region 1. dynamically load external JS files Code for dynamically loading the external index.

Getting started with JavaScriptAt the beginning, the idea is often stuck, or the Implementation idea is not concise enough. The learning process is a process of accumulation. When you think more about it, you will naturally have more experience. The

JavaScript dynamic loading script and style method, javascript script A dynamic script When the demand for websites increases, the demand for scripts gradually increases. We have to introduce too many JS scripts to reduce the performance of the

The JS callback function is used to execute the corresponding callback function after the js script is loaded. This problem often occurs in projects: When a js script is loaded and then executed, many friends may not know how to determine whether

Built-in object:JavascriptThe defined object is called the built-in object! (For example, array, math, date)Host object:Objects running in a specific environment are host objects. For example, predefined objects provided by Web browsers are called

Javascript is powerful, but one problem is that it cannot contain other JS files, while other non-scripting languages basically have this function, so I have to feel a bit sorry. When the problem is getting worse, it is increasingly found that

Preface when you are learning JavaScript, you often encounter code for self-execution of anonymous functions. Today we will focus on self-execution. Before learning about this in detail, let's talk about the self-execution method. This article is

I. Query Js: document. getElementById ("id"), document. getElementsByName ("name") (returns an array that can be added to [0]), document. getElementsByTagName ("Tag") (array) Jquery: search by selector (refer to jQuey selector) Ii.

Recently, my js Code is messy. Why should I write it. execution efficiency 1. DOM1.1 use DocumentFragment to optimize multiple append operations: when multiple dom elements are added, the elements are first appended to DocumentFragment, and finally

Comments: JavaScript can be used to delete all nodes. This article mainly discusses the removeChild function. You can see the following example to assume that div contains the following content:The Code is as follows: iScroll demo: simple Pretty

Javascriptcheckbox, radio nice effects code, very nice http://www.cssrain.cn href = "http://www.cssrain.cn/attachments/month_0807/v2008724172652.jpg" rel = lightbox> Crir = { Init: function (){ ArrLabels = document. getElementsByTagName ('label ');

Very nice js tree menu /*---------------------------------------------------------------------------*\ | Subject: JavaScript Framework | Author: meizz | Created: 2005-02-27 | Version: 2006-08-11 | ----------------------------------- | MSN: