jQuery.post 方法與執行個體教程

jquery.post( url, [ data ], [ success(data, textstatus, xmlhttprequest) ], [ datatype ] )

returns: xmlhttprequest

jquery.post( url, [ data ], [ success(data, textstatus, xmlhttprequest) ], [ datatype ] )
烏拉字串，其中包含的url的請求被發送。

dataa地圖或字串，發送到伺服器的請求。
success(data, textstatus, xmlhttprequest)a callback function that is executed if the request succeeds.

datatypethe type of data expected from the server.

this is a shorthand ajax function, which is equivalent to:

$.ajax({
  type: 'post',
  url: url,
  data: data,
  success: success
  datatype: datatype
});

這一成功是通過回呼函數返回的資料，這將是一個xml根項目或文本字串根據響應的mime類型。它還通過了響應文本的地位。

在jquery 1.4，成功回呼函數也是通過xmlhttprequest對象。

大多數實現將指定一個成功的處理常式：

$.post('ajax/test.html', function(data) {
  $('.result').html(data);
});

examples:
例如：請test.php教程網頁，但忽略了返回結果。

$.post("test.php");

example:

request the test.php page and send some additional data along (while still ignoring the return results).
請求test.php網頁，發送一些額外的資料沿（同時仍忽略了返回結果）。
$.post("test.php", { name: "john", time: "2pm" } );

example: pass arrays of data to the server (while still ignoring the return results).
$.post("test.php", { 'choices[]': ["jon", "susan"] });

example: send form data using ajax requests
$.post("test.php", $("#testform").serialize());

example: alert out the results from requesting test.php (html or xml, depending on what was returned).
$.post("test.php", function(data){
   alert("data loaded: " + data);
 })

;example: alert out the results from requesting test.php with an additional payload of data (html or xml, depending on what was returned).
$.post("test.php", { name: "john", time: "2pm" },
   function(data){
     alert("data loaded: " + data);
   });example: gets the test.php page content, store it in a xmlhttpresponse object and applies the process() 網頁特效 function.
$.post("test.php", { name: "john", time: "2pm" },
   function(data){
     process(data);
   }, "xml");

example: gets the test.php page contents which has been returned in json format ()
$.post("test.php", { "func": "getnameandtime" },
   function(data){
     alert(data.name); // john
     console.log(data.time); //  2pm
   }, "json");