jquery ajax get status code

CodeThe code is as follows:$.post ("data.php", $ ("#firstName. Val ()"), function (data) {$ ("#postResponse"). HTML (data.name);}, "JSON"//sets the type of get data, so the resulting data format is JSON-type);Sam, $.ajax (Opiton)Description: $.ajax () This function is powerful, you can do a lot of precise control of

code code as follows:$.post ("data.php", $ ("#firstName. Val ()"), function (data) {$ ("#postResponse"). HTML (data.name);}, "JSON"//sets the type of get data, so the resulting data format is JSON-type);Sam, $.ajax (Opiton)Description: $.ajax () This function is powerful, y

code code as follows:$.post ("data.php", $ ("#firstName. Val ()"), function (data) {$ ("#postResponse"). HTML (data.name);}, "JSON"//sets the type of get data, so the resulting data format is JSON-type);Sam, $.ajax (Opiton)Description: $.ajax () This function is powerful, y

"). HTML (data.name);}, "JSON"//sets the type of get data, so the resulting data format is JSON-type);san, $.ajax (Opiton)Description: $.ajax () This function is powerful, you can do a lot of precise control of Ajax, please refer to the relevant information for detailed descriptionThe

When JQuery. attr () and. prop () are used correctly, the correct method for JQuery to get the checkbox status is jquery. attr Google Chrome's return value for $ ("# checkboxId"). attr ("checked") is undefined and cannot be understood. Many articles on the Internet say this

Details about Jquery Ajax functions:$. Get (), $. post (), $. ajax (), $. getJSON () 1, $. get (url, [data], [callback]) Note: The url is the request address, the data is the list of request data, and the callback is the callback function after the request is successful. Thi

请求的状态 alert(data); //此时假设服务器脚本会返回一段文字"你好，Robin！"，那么浏览器就会弹出对话框显示该段文字 alert(status); //结果为success, error等等，但这里是成功时才能运行的函数 });II, $.post (Url,[data],[callback],[type])Implementing the Post MethodDescriptionURL (String) to send the requested URL address.Data (MAP) (optional parameter) to be sent to the server, expressed as a Key/value key-value pairCallback (callback) (optional parameter) The callback function when loading succeeds (only if the return sta

interaction with the server 3. Support for search engines is weaker by 4. Breaking the program's exception mechanism 5. Not easy to debug troubleshoot cross-domain issues: 1. Jsonp2. Iframe3. Window.name, Window.postmessage4. Set Proxy page two on the server. HTTP status Code Continue continue, usually when the post request is sent, the HTTP header is sent after the server will return this information,

$.ajax ({Url:url,Data:data,Success:success,Datatype:datatype}); The tuning function successfully returns data passing, which will be an XML root element, a text string, a Web effects file, or a JSON object based on the MIME type of the response. It also passes the response text state. In jquery 1.4, the successful callback function is also passed through the XMLHttpRequest object. M

Note: XMLHttpRequest is the basis of Ajax, and when creating XMLHttpRequest objects, you must be in the same ' ' tag as the Ajax method you write! Otherwise, the AJAX request will go wrong and the data cannot be returned. JAVASCRIPT/JS Ajax Post/get Request. Javascript/js'

part of the background program . 2. Add exit () at the end of the Ajax output to prevent additional content from being exported. Such as:JSON Format header informationHeader("Content-type:application/json"); Output JSON contentecho Json_encode($json); Exit End Program RunExit;Reprinted from: http://qianduanblog.com/post/jquery-ajax-

The following is a detailed list of Ajax parameters in jquery： Name of parameter Type Describe Url String (Default: Current page address) sends the requested address. Type String (Default: "Get") Request method ("POST" or "get"), default to "

Native AJAX Request dataBtn.addeventlistener (' click ',function(){ if(window. XMLHttpRequest) {varXHR =Newwindow. XMLHttpRequest (); }Else{ //compatible with IE browser varXHR =NewActiveXObject (' Microsoft.XMLHTTP '); } //Request Method Get/post //Request URL //ture asynchronous request; false synchronous requestXhr.open ('

Get started with jQuery ajax and get started with jQueryajax In the previous blog, I wrote about the scenario of returning a json string and a json array during ajax requests. Today, I changed the original ajax to

Difference and connection between readyState and status in jQuery AJAX, jqueryreadystate The emergence of AJAX, one of the web Front-end kicker, subverts many people's understanding of the web Front-end. From my perspective, if the three html/css/Javascript artifacts were finally integrated in 1996, and the web Front-e

. The ID corresponding to my Baidu city is encapsulated into an array and can be called directly when used. There are not many core code, mainly because the city -- the ID is relatively large, so I will not post the source code, just package it and share it directly. A friend in need can download it directly! Some code The

Objective Recently because of the work encountered a demand, need to do a bulk import function, but a long time to run no feedback status, it is easy to see the impatient, produce all kinds of conjecture! In order to solve the heart barrier, wrote this function. Through the thread to execute the import, and put the state of execution into session, both share the execution state, through the AJAX call sess

differentThe value corresponds to the same name. For example {foo:["Bar1", "Bar2"]} is converted to FOO=BAR1FOO=BAR2.DataType: A parameter of type string is required and the expected data type is returned by the server. If not specified, jquery is automatically mime based on the HTTP packageThe information returns Responsexml or ResponseText, and is passed as a callback function parameter.The following types are available:XML: Returns an XML document

Ajax round-robin Request status (the public account logs on to the website with the parameter QR code) and ajax round-robin The function to be implemented here is to log on to the website by scanning the QR code with the public number and parameters. But obviously, if

the function name itself is a variable. For function declarations and function expressions as shown below, it is very useful to understand that a function in JavaScript cannot be overloaded without considering the difference between a function declaration and a function expression.1 function f (a) {2 return a + 3} 4 5 function f (a) {6 return a-10; 7} 8 9//without considering the difference between function declaration and function expression, It is equivalent to the following ten var