12:39 | <Rob Palmer> | Is there a way to query if an object has no properties without instantiating an array? |
16:10 | <Ashley Claymore> | I've heard that in some engines Object.keys avoids an array allocation if the object hasn't de-opted and still has a hidden-class |
16:10 | <Ashley Claymore> | https://es.discourse.group/t/object-isempty/166 |
16:23 | <ljharb> | you could use for-in and skip non-own properties. but I’d be surprised if the array caused issues in practice |