摘要：
$txtZip.bind('change',function(){ $.ajax({type:"POST", url: "http://www.demo.url", data:'{"postalCode":"' + $txtZip.val() + '"}', contentType:"application/json; charset=utf-8", dataType:"json", success:function(ret) {alert(ret[0].Place);}, error:function (xhr){alert("error" 阅读全文
