forEach function add a param "isNotObject". when the param "collection" is [object Arguments],but after incoming to the forEach function.its type changed to [object object] in IE8.(also [object Arguments] in other modern browsers) It causes that use a wrong logic to travel the  param "collection".
forEach function add a param "isNotObject".
when the param "collection" is [object Arguments],but after incoming to the forEach function.its type changed to [object object] in IE8.(also [object Arguments] in other modern browsers)
It causes that use a wrong logic to travel the  param "collection".

yeezon/shop-jssdk