sunny-Ngrok：https://www.ngrok.cc(opens new window)

修改 webpack-dev-server 的 disableHostCheck: true

VConsole：https://github.com/Tencent/vConsole

公众号开发文档(opens new window)

JS-WX-SDK 文档(opens new window)

// 判断是否是微信环境
function getIsWxClient() {
  var ua = navigator.userAgent.toLowerCase();
  if (ua.match(/MicroMessenger/i) == "micromessenger") {
    return true;
  }
  return false;
}

// 需要在JS-SDK加载之后判断
function getIsWxClient() {
  if (typeof WeixinJSBridge !== "undefined") {
    return true;
  } else {
    return false;
  }
}

//设置cookie
function setCookie(c_name, value, expiredays) {
  var exdate = new Date();
  exdate.setDate(exdate.getDate() + expiredays);
  document.cookie =
    c_name +
    "=" +
    escape(value) +
    (expiredays == null ? "" : ";expires=" + exdate.toGMTString());
}

//取回cookie
function getCookie(c_name) {
  if (document.cookie.length > 0) {
    let c_start = document.cookie.indexOf(c_name + "=");
    if (c_start != -1) {
      c_start = c_start + c_name.length + 1;
      c_end = document.cookie.indexOf(";", c_start);
      if (c_end == -1) c_end = document.cookie.length;
      return unescape(document.cookie.substring(c_start, c_end));
    }
  }
  return "";
}

//设置cookie，有效期为365天
setCookie("username", "123", 365);

//取回，若cookie失效，将返回空
getCookie("username");