完整的ajax

ajax

$.ajax({        url: "{:U('xx/xx')}",        type: 'post',        cache: false,        async: true, /*true异步执行，false*/        data: {'iTitle':iTitle,'oid':ids},        dataType: 'json',        beforeSend:function(){ showDoAjaxTips();},        success:function(data) {            if( 0 > Number(data.State) ){                if( -100 == data.State ) {                    showTips(result.MSG,2000);                    setTimeout(sigin, 2000); //授权登录                } else {                    showTips(data.MSG);                }            } else {                $('.invoice p').html('纸质发票<br/>'+iTitle+'<br/>酒类产品');                $('.invoice-form').css({'left':'100%'});                hideDoAjaxTips();            }        },        error : function() {            showTips("系统错误!");        }    });