Ajax

JavaScript getScrollHeight () instance Function getScrollHeight (){Var maxDisplacement = 0;Window. scrollTo (0, 000 );If (typeof self. pageYOffset! = 'Undefined ')MaxDisplacement = self. pageYOffset;Else if (document. compatMode & document.

When parameters are submitted between different websites. For example, if website A is A UTF-8 code, submit A link to bkjia.com (GBK)Http://s.bkjia.com /? Q = Cup & sp = on will cause transcoding problems. Provides a function. To http://s.bkjia.com /

In Firefox, when the number of innerHTML operations is large, the performance will be greatly reduced. Someone wrote an alternative method to improve the performance of innhtml:Function replaceHtml (el, html ){Var oldEl = typeof el = "string "?

Js Code for obtaining the date: the day before yesterday, yesterday, today, tomorrow, the day after tomorrow, and the day after tomorrow: Method 1: Copy to ClipboardReference: [www.bkjia.com] js acquisition date: the day before yesterday,

Open the webpage with javascript, and the window gradually becomes larger. enter

Course 3 of JavaScript 0 basics Making Decisions (I) (This article is long and smelly, but it is extremely easy to understand. It is only suitable for beginners of JavaScript, especially those with no foundation) Author blog:

That is, when the onchange event in the regional drop-down box is triggered, the options of the agent drop-down box are changed accordingly. For example, if you select Hunan> Changsha, the agent drop-down box only displays the agent in Changsha.I

Yes, what we want to achieve today is to read and Display Server data without refreshing the webpage.Take out what we prepared last time.1: function of the XMLHTTPRequest object.2: Asp outputs an xml file. You can click to view the File ContentCopy

I. Use iframe to generate history through document. writeCopy codeThe Code is as follows: 0 0 Click the button to update the page DOM (simulate ajax submission). the browser's back button is available. Click Back to return to the previous

ASP. net ajax Framework 1. ValidatorCalloutIt is a member of ASP. net ajax Control Toolkit. The old bottled new wine provides a nice pop-up prompt effect for the validation Control of ASP. NET through extension. The disadvantage is that the current

1. When the xml document returned by the response in ajax and action is incorrectly formatted, eclipse debug cannot enter the action.2. For ajax cache problems, you must add xmlHttp. setRequestHeader ("If-Modified-Since", "0.3. If you set

XMLHttpRequest provides the protocol for communication between the client and the http server.I. CreateIE: http_request = new ActiveXObject ("Msxml2.XMLHTTP ");Http_request = new ActiveXObject ("Microsoft. XMLHTTP ");Non-IE: http_request = new

In web script programming, the asynchronous mode should be used in most cases; the synchronous mode will suspend the current script engine, so when you use the synchronous mode, you should understand what you want. In C ++ development, the

First of all, I think of AjaxManager in CS. I just want to simplify it and remove unnecessary and many methods that are more suitable for our habits.I named him AjaxLite, because he only needs two classes to implement Ajax functions. In order to not

First, let's know how to create this object in javascript:Program codeVar xmlHttp = new XMLHttpRequest ();This line of simple code creates the XMLHttpRequest object in Mozilla, Firefox, Safari, Opera, and basically all non-Microsoft browsers that

AJAX static paging Demonstration: http://www.jb51.net AJAX Implementation of static paging Author: Eleven wolves Contact: 275915854 (QQ) 112183883@163.com (email) Download: http://www.jb51.net

Function $ (id){Return document. getElementById (id );}Function echo (obj, html){$ (Obj). innerHTML = html;}Function fopen (obj){$ (Obj). style. display = "";}Function fclose (obj){$ (Obj). style. display = "none ";}Function createxmlhttp (){Var

In this case, the local cache is checked before AJAX is obtained. If the local cache already contains the same content, the remote server is not accessed. This operation can increase the speed and reduce the pressure on the server. But the

Create a navigation menu for product classification based on the customer's needs, which was previously read recursively using ASP. It is slow and consumes a lot of server resources. Simply change it to AJAX + XML. Share it with you. I hope you can

You can use the XMLHTTP component or IFRAME to obtain data from the same domain. This is simple because there is no cross-origin access permission problem.However, to access data in different domains, XMLHTTP does not have the permission to obtain