▲ Classwrap – Tiny (320B) alternative to classnames. 20x faster & BEM style nested object support. at github.com▼16 up and 2 down, posted by jbucaran 220 days ago 3 comments
davej 216 days ago. link parent 2 points ▲ ▼I assume this is where some of the performance gains comes from. JS engines create `arguments` on-demand when needed, it's expensive (relative to just passing in an array). http://webreflection.blogspot.ie/2010/02/arguments-callee-call-and-apply.html