jQuery post() Method

Example 1

Load data from the server using a HTTP POST request:

$("button").click(function(){
  $.post("demo_test.asp", function(data, status){
    alert("Data: " + data + "\nStatus: " + status);
  });
});

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Example 2

Change the text of a <div> element using an AJAX POST request:

$("input").keyup(function(){
var txt = $("input").val();
$.post("demo_ajax_gethint.asp", {suggest: txt}, function(result){
$("span").html(result);
});
});

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Definition and Usage

The $.post() method loads data from the server using a HTTP POST request.

Syntax

$(selector).post(URL,data,function(data,status,xhr),dataType)

Parameter	Description
URL	Required. Specifies the url to send the request to
data	Optional. Specifies data to send to the server along with the request
function(data,status,xhr)	Optional. Specifies a function to run if the request succeeds Additional parameters: data - contains the resulting data from the request status - contains the status of the request ("success", "notmodified", "error", "timeout", or "parsererror") xhr - contains the XMLHttpRequest object
dataType	Optional. Specifies the data type expected of the server response. By default jQuery performs an automatic guess. Possible types: "xml" - An XML document "html" - HTML as plain text "text" - A plain text string "script" - Runs the response as JavaScript, and returns it as plain text "json" - Runs the response as JSON, and returns a JavaScript object "jsonp" - Loads in a JSON block using JSONP. Will add an "?callback=?" to the URL to specify the callback