- var feed = params.feed;
- var is_cat = params.is_cat;
- var offset = params.offset;
- var background = params.background;
- var infscroll_req = params.infscroll_req;
- var can_wait = params.can_wait;
- var viewfeed_debug = params.viewfeed_debug;
- var method = params.method;
-
- if (is_cat == undefined)
- is_cat = false;
- else
- is_cat = !!is_cat;
-
- if (offset == undefined) offset = 0;
- if (background == undefined) background = false;
+ const feed = params.feed;
+ let is_cat = !!params.is_cat || false;
+ let offset = params.offset || 0;
+ let background = params.background || false;
+ let infscroll_req = params.infscroll_req || false;
+ const can_wait = params.can_wait;
+ const viewfeed_debug = params.viewfeed_debug;
+ const method = params.method;
+