Ajax

For the problem from the background to get the JSON data, fill the content to the Drop-down list, the code is very simple, the specific process see the code below. Requirements:URL: Link par:id sel: dropdown list Selector Get Drop-down List

Sina blog previously wrote JS call Ajax when get and post garbled solution, but the use of JS code is more cumbersome, we use AJAX for data interaction can use JS a mature framework---jQuery. The design of a Web site, whether registering or paging,

Copy Code code as follows: Grammar: $ (function () { The var callback = function (r) {//R represents the data returned by the background data. } $.get ("", callback); The path to write the method inside quotation marks });

Objective: I see the title is very long, there are so many functions, in fact, the simplification is a function, asynchronous form submission, only in the asynchronous form submit this large function, can realize the image upload, simulation Ajax

First, some basic knowledge of JSON. The objects in JSON are identified by "{}", and a "{}" represents an object, such as {"Areaid": "123"}, and the object's value is the form of a key-value pair (key:value). "[]", identifies an array, and splits

The new Global Consortium strategy enables HTTP Cross-domain access, and I've been looking for a long time to solve this problem: Only the header information returned in the servlet needs to be added Access-control-allow-originThis can be. For

Client code Copy Code code as follows: Server-side code Copy Code code as follows: public partial class WebForm2:System.Web.UI.Page { protected void Page_Load (object sender,

1. Returns the JSON string: Copy Code code as follows: /** output A string to the browser * * protected void Writejson (String json) { PrintWriter pw = null; try { Servletresponse.setcontenttype ("Text/plain;charset=utf-8"); PW =

Ajax Cross-domain operation has been a difficult problem, now the main solutions are: 1, JSONP (need to support on the server side) 2, IFrame (can only operate in the subdomain) 3, page agent (this a little omnipotent) 4, Access-control-allow-origin

Copy Code code as follows: $.ajax ({ Async:true,//default True (asynchronous request) Cache:true,//default True, set to False will not load request information from the browser cache. Type: "POST",//default: Get request mode: [Post/get]

Copy Code code as follows: $.ajax ({ Type: "POST", URL: "some.php", Data: "Name=john&location=boston",//first method of reference Data: {name: "John", Location: "Boston"}//second method of argument Data: {foo:["bar1", "Bar2"]} converted to

Copy Code code as follows: get Sina Short URL Long URL: enter your App_key (no searchable online): URL: Call address: click me URL:--> Reference article: Take short chain service for example, Explore Appkey,

Today, with Firefox debugging a way to use jquery inside the package of interaction with the background, Firefox anyway does not play windows. And the previous use of Google browser smoothly through. It was then found that the browser defaults were

Myscript.js Copy Code code as follows: var _autorun; var str = new Array (' Forward what ', ' share what ', ' forwarded ', ' transferred ', ' forwarding ', ' continue to apply ', ' in no ', ' sent ', ' to forward ', ' to share ', '

Recently, the company's projects have changed a lot of pagination to the Ajax front page paginationPreviously written paging plugin is not used, so rewrite a Supports ie6+, but no animation effectIf there is no hard demand, personally think that

This example describes the use of the Get () method of Ajax in jquery. Share to everyone for your reference. The specific analysis is as follows: $.get () Requests data from the server through an HTTP GET request. Syntax structure: Copy Code

See the Js,ajax request address written by someone and add random parameters, such as xxxx?t= + new Date (). GetTime (). At first I did not understand why, the Internet to check the data, the reason is to prevent browser caching. Browsers cache

The foreground uses the Ajax direct call backstage method, the old person posts the question, does not have the example The following is done by a foreground with Jquery,ajax calling the backend method do the No Refresh Cascade menu Casmenu.aspx

RSS is an xml-based file standard that can be easily shared between Web sites through XML files that conform to the RSS specification. Ajax is the abbreviation for asynchronous JavaScript and XML. Ajax technology allows a request to be made to a

Ajax submission is through JS to submit the request, the request and response by the JS engine to deal with, the page will not refresh, the user does not feel the actual browser issued a request. For example, we want the page to always show the