$.ajax({ type: "GET", url: "http://localhost:65249/api/item/get", data: { searchText: "test" }, dataType: "jsonp", async: false, success: function (results) { alert(results); }, error: function (jqXHR, error, errorThrown) { if (jqXHR.status && jqXHR.status == 401) { ale...
and the ajax library will call fail instead of success. you can return a json object with status info, its your call, but you need to add error handling support to the client.
$.ajax({ statusCode: { 404:function(){ alert("page not found"); } } }); If the request is successful, the status code functions take the same parameters as the success callback; if it results in an error (including 3xx redirect), they take the same parameters as theerrorcallback....
deferred.rejectWith(callbackContext, [jqXHR, statusText, error]); } //状态参数代码,默认为空 jqXHR.statusCode(statusCode); statusCode = undefined; if(fireGlobals) { globalEventContext.trigger("ajax" + (isSuccess ? "Success" : "Error"), [jqXHR, s, isSuccess ? success : error]); } //...
in the creation of the request. When an HTTP error occurs, the fourth argument (thrownError) receives the textual portion of the HTTP status, such as "Not Found" or "Internal Server Error." For example, to restrict the error callback to only handling events dealing with a particular URL:...
ajaxLocation=location.href; }catch( e ) {//兼容性,动态创建a标签,a标签的href是空,然后就可以获取当前页面地址ajaxLocation = document.createElement( "a"); ajaxLocation.href= ""; ajaxLocation=ajaxLocation.href; }//Segment location into partsajaxLocParts = rurl.exec( ajaxLocation.toLowerCase()...
JQuery 是一个 DOM 操作的函数库,简化了常用的 DOM 操作,理念:Write Less, Do More.JQuery is a fast, small, and feature-rich JavaScript library. It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-useAPIthat works acros...
ability of$.ajax(), and you don't care about handling errors, the Ajax convenience functions provided by jQuery can be useful, terse ways to accomplish Ajax requests. These methods are just "wrappers" around the core$.ajax()method, and simply pre-set some of the options on the$.ajax()...
Life is happy. You can handle anything you want from now on. However, maybe you have some big/complex handling logic which shouldn't be included directly inside a anonymous function of an ajax call. Maybe it's a good idea to have a specify function inside your MVC controller for that. ...
$.ajax({ statusCode: { 404:function(){ alert("page not found"); } } }); If the request is successful, the status code functions take the same parameters as the success callback; if it results in an error (including 3xx redirect), they take the same parameters as theerrorcallback....