Two commonly used methods for a request-response between a client and server are: GET and POST. GET is basically used for just getting (retrieving) some data from the server. Note: The GET method may return cached data. POST can also be used to get some data from the server.

As of jQuery 1.5, all of jQuery's Ajax methods return a superset of the XMLHTTPRequest object. This jQuery XHR object, or "jqXHR," returned by $.post() implements the Promise interface, giving it all the properties, methods, and behavior of a Promise (see …

2013年9月9日 · A solution is to use the jQuery.param function to build a query string that most scripts that process POST requests expect. $.ajax({ url: 'superman', type: 'POST', data: jQuery.param({ field1: "hello", field2 : "hello2"}) , contentType: 'application/x-www-form-urlencoded; charset=UTF-8', success: function (response) { alert(response.status ...

$json = filter_input(INPUT_POST, 'json'); $decoded_json = json_decode($json); $val1 = $decoded_json->val1; var_dump($decoded_json, $val1); Viceversa, if you want to send a …

The $.post () method loads data from the server using a HTTP POST request. $ (selector).post (URL,data,function (data,status,xhr),dataType) Required. Specifies the url to send the request to. Optional. Specifies data to send to the server along with the request. Optional. Specifies a function to run if the request succeeds. Optional.

2019年12月10日 · Sends an asynchronous http POST request to load data from the server. Its general form is: jQuery.post ( url [, data ] [, success ] [, dataType ] ) url : is the only mandatory parameter. This string contains the adress to which to send the request. ...

The $.ajax() function underlies all Ajax requests sent by jQuery. It is often unnecessary to directly call this function, as several higher-level alternatives like $.get() and .load() are available and are easier to use.