<input type="button" class="sub_button" value="登录" onclick="submitUserInfo()">
$.ajax({ url:url, data:params, type:"GET", async: false, //同步 cache: false, dataType:"json", xhrFields: { withCredentials: false }, success: function (response) { options.success && options.success(response); }, error: function (XMLHttpRequest, textStatus, errorThrown) { alert(XMLHttpRequest); options.fail && options.fail(); } });翻了很低级的小错误,h5页面没加载 jquery.js