What is the document fragment?
Description of the reference standard,
DocumentFragmentis a lightweight document object that can extract some of the document's trees or create a new document fragment, in other words, a document caching
A DocumentFragment node represents a document segment. It is a lightweight 'document' object that can contain other types of nodes and has the ability to access and operate on nodes, but there is no document tag in the document, which is equivalent
DocumentFragment ObjectNULL . However, it has a special behavior that makes it very useful to insert a documentfragment node into the document tree instead of the documentfragment itself, but all of its descendant nodes. This makes documentfragment
When using JavaScript, Dom operations are the most common. With the development of Web Front-end technology, we are increasingly using JavaScript to operate DOM elements, for example, if you get data through an Ajax request and then update the
When using JavaScript, DOM operations are the most common. With the development of Web Front-end technology, we are increasingly using JavaScript to operate DOM elements, for example, if you get data through an ajax request and then update the
In the use of JavaScript, Dom operation is the most common, with the development of Web front-end technology, we are more and more use JS to manipulate the DOM elements, such as through Ajax request to get the data, and then update the elements on
The last time in the "JavaScript" compatible IE6 adjustable controllable picture slider (click Open link) algorithm is not very good, if you want to do n pictures of the picture slider, each time the x picture, you want to load X-1 pictures at once,
DocumentFragment is a document object with no parent object. It supports the following DOM2 methods:
AppendChild, cloneNode, hasAttributes, hasChildNodes, insertBefore, normalize, removeChild, replaceChild.
The following DOM2 features are also
He supports the following DOM2 methods:
AppendChild, cloneNode, hasAttributes, hasChildNodes, insertBefore, normalize, removeChild, replaceChild.
The following DOM2 features are also supported:
Attributes, childNodes, firstChild, lastChild,
Write in frontThis article does not have any WebKit code analysis, because ... No good analysis, in the implementation is nothing more than a tree (first-order Dfs) traversal just, embarrassed hahaha ... Look at the WebCore/dom/Node.h
He supports the following DOM2 methods:AppendChild, cloneNode, hasAttributes, hasChildNodes, insertBefore, normalize, removeChild, replaceChild.The following DOM2 features are also supported:Attributes, childNodes, firstChild, lastChild, localName,
He supports the following DOM2 methods:
AppendChild, CloneNode, HasAttributes, HasChildNodes, InsertBefore, normalize, RemoveChild, ReplaceChild.
The following DOM2 are also supported:
Attributes, ChildNodes, FirstChild, LastChild, LocalName,
How to read XML from a file
This example illustrates how to use the xmltextreader class to read XML from a file. This class provides direct analysis and tagging of XML, and implements W3C Extensible Markup Language (XML) 1.0 and namespace
Convert HTML characters to DOM nodes and add them to the document dynamically
The dynamic conversion of strings to DOM nodes is often encountered in development, especially in the template engine.String conversion to DOM node itself is not difficult,
ConceptThe Document Object Model (DOM) is the underlying API for representing and manipulating the content of HTML and XML documents.Select a document Element (1) Select an element by IDvar id = document.getElementById ("section1");Note: In browsers
Write high-performance JavaScript
Translator's note: I translated foreign languages for the first time, and the words are difficult to understand. However, I tried to express the author's original intention as much as possible. without too much
1,Node object Element and Document Object inherit from him
Attribute name/method name
Function
ChildNodes
ReturnsNodeList objectIt can also be seen as an array, which indicates all the subnodes under the Node object that
Convert HTML characters to DOM nodes and add them to the document dynamicallyThe dynamic conversion of strings to DOM nodes is often encountered in development, especially in the template engine.String conversion to DOM node itself is not difficult,
The translator presses: I first translation foreign language, the speech unavoidably some obscure, but as far as possible expressed the author's original intention, does not have the excessive polishing, welcome criticizes the correction. Another
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
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