Object.hasOwn(obj, name): Finally! That took long. Why would you even think that obj.hasOwnProperty(name) would be ok? If its unclear what properties there are

Object.hasOwn(obj, name): Finally! That took long. Why would you even think that obj.hasOwnProperty(name) would be ok? If its unclear what properties there are you can't expect that the hasOwnProperty property to be working correctly. Always had to do the Object.prototype.hasOwnProperty.call(obj, name) dance.