code: function _any(o) {
          if (typeof o!=='object') throw new Error('Invalid Arg: not an object');
          // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys
          if (Object.keys(o).length===0) return false;
          for (var x in o) {
            if (o[x]!==null && !/undefined|boolean/.test(typeof o[x]) || typeof o[x]==='boolean' && o[x].toString()!=='false') {
              return true;
            }
          }
          return false;
        }
docs: any: The method returns true if the block ever returns a value other than false or nil