function getCookie(name) { var r = document.cookie.match("\\b" + name + "=([^;]*)\\b"); return r ? r[1] : undefined; } $(function () { $(".pic_info").submit(function (e) { e.preventDefault() //TODO 上传头像 $(this).ajaxSubmit({ url: "/profile/pic_info", type:"POST", headers:{ "X-CSRFToken":getCookie("csrf_token") }, success:function (resp) { if (resp.errno == "0"){ $(".now_user_pic").attr("src", resp.data.avatar_url) $(".user_center_pic img", parent.document).attr("src", resp.data.avatar_url) $(".user_login img", parent.document).attr("src", resp.data.avatar_url) }else{ alert(resp.errmsg) } } }) }) })