javascript appendchild removechild

1, append and delete HTML elements Creating HTML Elementsvar newele =document.createelement ("P");The created element is appended to another element:A. AppendChild (b): If B is a new element, add element B at the end of all child elements of the A

I. Element Node // test element node, output node name, node type, and node value varliElementsdocument. getElementsByTagName (& quot; li & quot;); for (vari0; I & lt; liElements. length; I ++) {alert (liElements [I]. nodeName); I. Element nodes //

This article briefly introduces some basic and powerful DOM1.0 methods and how to use them in JavaScript. You can learn how to dynamically create, retrieve, control, and delete HTML elements. Introduction This article briefly introduces some basic

GetAttribute and setAttribute get and set object attributes:[Javascript]Function documentTest (){Var oHtml = document.doc umentElement; // obtain the elementVar oHead = oHtml. firstChild; // get Var oBody = oHtml. lastChild; // obtain OBody.

Download time The Web browser downloads the JavaScript source code, that is, all the long variables and comments will be included. This and other factors increase the download time, which increases the total time of script running. The key factor to

Javascriptxml reading and writing xml implementation code Add data: Data display: ClassModel. js source code :: The Code is as follows: ClassModel ={Create: function (){Return function (){This. construct. apply (this, arguments );}}}Extend =

Add data: Data display: ClassModel. js source code :: Copy codeThe Code is as follows: ClassModel = { Create: function () { Return function () { This. construct. apply (this, arguments ); } } } Extend = function (desc, src) { For (var c in

DOM (DocumentObjectModel) is a Document Object Model. APIs for HTML and XML documents (application interfaces) are provided ). This article introduces the common APIs for javascript operations on dom. If you are interested in javascriptdomapi, join

I. Introduction Search is a widely used function in the web world. With the development of web technology, in order to better meet customers' needs, conventional search engines have begun to "Open the door" to more unconventional methods ". In this

GetAttribute and setAttribute get and set object attributes: functiondocumenttest({{varohtmldocument.doc umentElement; // get & lt; html/& gt; element varoHeadoHtml. firstChild; // get & lt; head/& gt; varoBod getAttribute and setAttribute get and