▲ How to check for undefined at thecompetentdev.com▼4 up and 0 down, posted by sashee 2682 days ago 3 comments
MaxArt 2682 days ago. link parent 3 points ▲ ▼It's just that `document.all` is a strange and obscure beast. It's a legacy "host" object of the days of Internet Explorer 4 or so.