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 "get". Note: Other HTTP request methods, such as put and delete, are also available, but only partially supported by browsers. |
Timeout |
Number |
Sets the request timeout (in milliseconds). This setting overrides the global setting. |
Async |
Boolean |
(Default: TRUE) The default setting is that all requests are asynchronous requests. If you need to send a sync request, set this option to false. Note that the synchronization request will lock the browser and the user's other actions must wait for the request to complete before it can be executed. |
Beforesend |
function |
You can modify the functions of the XMLHttpRequest object before sending the request, such as adding a custom HTTP header. The XMLHttpRequest object is the only parameter.
function (XMLHttpRequest) { This //The options for this AJAX request } |
Cache |
Boolean |
(default: TRUE) jquery 1.2 new functionality, set to false will not load request information from the browser cache. |
Complete |
function |
The callback function (called when the request succeeds or fails) after the request completes. Parameters: XMLHttpRequest Object, Success message string.
function (XMLHttpRequest, Textstatus) { This //The options for this AJAX request } |
ContentType |
String |
(Default: "application/x-www-form-urlencoded") the content encoding type when sending information to the server. Default values are appropriate for most applications. |
Data |
Object String |
Data sent to the server. is automatically converted to the request string format. The GET request is appended to the URL. View the ProcessData option description to prevent this automatic conversion. Must be in the Key/value format. If you are an array, jquery will automatically correspond to the same name for different values. such as {foo:["bar1", "Bar2"]} is converted to ' &foo=bar1&foo=bar2 '. |
datatype |
string |
"HTML": Returns plain text HTML information, including script elements. jsonp format. When you invoke a function in the form of jsonp |
Error |
function |
(Default: Automatic judgment (XML or HTML)) This method is called when a request fails. This method has three parameters: the XMLHttpRequest object, the error message, and (possibly) the error object being caught.
function (XMLHttpRequest, Textstatus, Errorthrown) { This //The options for this AJAX request } |
Global |
Boolean |
(default: TRUE) triggers a global Ajax event. Setting to FALSE will not trigger global AJAX events, such as Ajaxstart or Ajaxstop. Can be used to control different AJAX events |
Ifmodified |
Boolean |
(default: false) gets new data only when the server data changes. Use HTTP packet last-modified header information to determine. |
ProcessData |
Boolean |
(default: TRUE) by default, the data sent is converted to an object (technically not a string) to match the default content type "application/x-www-form-urlencoded". Set to False if you want to send DOM tree information or other information that you do not want to convert. |
Success |
function |
callback function after successful request. This method has two parameters: the server returns the data, returns the status
function (Data, Textstatus) { Data could be xmldoc, jsonobj, HTML, text, etc ... This //The options for this AJAX request } |