In this paper, we analyze the native Ajax notation. Share to everyone for your reference. The specific analysis is as follows:
Although many JS frameworks now provide Ajax call methods, we do not even have to understand their specific
Getting fully formatted HTML by request is convenient, but it also means that you must transfer a lot of HTML tags while transferring text content. Sometimes we want to be able to transmit as little data as possible and then process that data right
Ajax is very difficult to say, but the encapsulation you will find that it is easy to use, of course, is also a simple application, such as the application of the message board, here, first of all, to send everyone a gift that is encapsulated good
Use Scriptcharset can solve the problem, with ContentType is not necessarily.
Copy Code code as follows:
$.ajax ({
Url:testurl,
DataType: ' Jsonp ',
Type: ' Post ',
Scriptcharset: ' Utf-8 '
});
The above solution is the most
Ajax we often use, but the internet found most of the Ajax compatibility is not strong, the following itself to change a good compatibility of very strong Ajax functions, but also described in the following jquery Ajax compatibility is very strong.
In the previous article to introduce jquery through Ajax from the background to get information displayed on the table and Support row selection, now, take a moment they processed, so that no need to write code every time, you can save a lot of time,
Ajax is used more and more frequently in Web applications. In the process of making Ajax calls, it is common practice to display an animated GIF picture showing that the background is working, while preventing the user from manipulating the page
Here is an illustrated way to introduce the Ajax debugging steps under jquery
In the use of Ajax, the most comfortable is a step of success, the most headache is not successful, but do not know where to see the error, and then see where the error
The previous article on the AJAX request data text type, text and HTML are processing a relatively simple data, and in the programming process using AJAX call data, it is inevitable to do logical processing, the accepted data also become complex
Today there is such a demand, click on six continents, there are some corresponding request information, shown below, request request, the second click will not need to request.As shown in the picture: Click on some of the data that appears below
Looking for a long time finally found on the Internet Ajax asynchronous upload file method, but most of the internet is PHP, I changed to struts2 write the same, I hope to learn Java people have some help. I uploaded the music file.
have been writing jquery code before the encounter AJAX load data need to consider the sequence of code running problems. The most recent projects have been synchronized with Ajax. This synchronization means that when the JS code is loaded into the
When the company does the project, need to use the dropdown box linkage display data function, simply use AJAX to achieve, see more abundant time, did not go to find a demo of their own way to write. Pure own ideas, some may be more retarded, I hope
AJAX, asynchronous Javascript and XML, enables no Refresh Status update page and asynchronous commit
Advantages:
No plug-in support requiredThe user experience is very goodImprove Web program performanceEase the burden on servers and broadband
This article describes how Ajax loads the external page pop-up effect implementation. Share to everyone for your reference. The implementation method is as follows:
ajax load a pop-up effect on an external page Home 500 *300 Test 500*
This example describes how Ajax handles the return of XML to the server. Share to everyone for your reference. The specific analysis is as follows:
In Ajax, if the server side returns an XML document, it can get the XML data from the Responsexml
When visiting Google Plus, which is now hot, careful users may find that the clicks between pages are asynchronously requested by Ajax, and the URL of the page changes. and can support the browser's forward and backward very well. Can not help but
Ajax: "Asynchronous JavaScript and XML" (Asynchronous JavaScript and XML), a comprehensive technique: asynchronous data Exchange using JavaScript object XMLHttpRequest JavaScript operations DOM implements dynamic effects, utilizes XHTML+CSS
The caching mechanism of AJAX is the same as the caching mechanism for browsers when processing resources.
Three Simple rules:
As long as the URL is the same GET request, the browser uses the cache (and of course the server's Cache-control/expires/
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