ajax发送请求的方式

1

var param = {}; param.itemType = 2; param.date = ticketObj.attr('showDate')+" "+ticketObj.attr('showTime')+":00"; param.itemId = ticketObj.attr('policyid'); param.couponId = certObj.couponid; var flag = true; $.ajax({ type: 'POST', url: projectName+'/coupon/getCouponByParam.json', data: param, async:false, success: function(res){ if(!res.enabled){ if(res.msg){ new_alert(res.msg, "error"); }else{ new_alert("该券不可使用", "error"); } window.couponIstrue = false; flag = false; } } });