jQuery.ajaxSetup()

 /**
   * ajax初始化
   */

  jQuery.ajaxSetup({
    type: "post",
    dataType: "json",
    cache: false,
    box_obj: null,
    scroll: null,
    beforeSend: function (request) {
      //需要登录校验，且用户未登录
      if (this.login && !istrsidssdssotoken()) {
        // request.abort();
        // jumpToLoginPage();
      }
      //csrf校验
      if (this.csrf) {
        var crm = Math.random();
        //判断语句，用于本地测试，请勿提交测试或生产
        if (window.location.host.indexOf(‘localhost‘) >= 0) {
          crm = ‘123‘;
        }
        // var urlDomain = this.url.
        $.cookie(‘crm‘, crm, {
          ‘path‘: ‘/‘,
          ‘domain‘: ‘.xxx.com‘
        });
        if (this.url.indexOf(‘?‘) >= 0) {
          this.url = this.url + ‘&cch=‘ + crm;
        } else {
          this.url = this.url + ‘?cch=‘ + crm;
        }
      }

      //contentType: "application/json; charset=utf-8",
      if (this.applicationType) {
        request.setRequestHeader("Content-Type", "application/json; charset=utf-8")
      }
    },
    success: function (data) {},
    complete: function (XMLHttpRequest, textStatus) {
      //csrf校验-删除cookie
      if (this.csrf) {
        $.cookie(‘crm‘, null, {
          ‘path‘: ‘/‘,
          ‘domain‘: ‘.XXX.com‘
        });;
      }
    },
    error: function (jqXHR, textStatus, errorThrown) {
      if (this.login && jqXHR.status == 401) {
        // jumpToLoginPage();
      }
      if (this.error_cb) {
        this.error_cb(jqXHR, textStatus, errorThrown);
      }
    }
  });