将小程序scene中的字符串转为对象

  sceneToObject:function(scene){
    scene = decodeURIComponent(scene);
    let ret = {}
    let regParam = /([^&=]+)=([\w\W]*?)(&|$|#)/g
    let strParam = scene;
    let result
    while ((result = regParam.exec(strParam)) != null) {
      ret[result[1]] = result[2]
    }
    return ret;
  }