Name(s) of hardware and/or software platform(s) on which the <code> is intended to run. It is assumed that each such platform will have a one-word “name”, and multiple platform names will be separated by spaces.

Used on Element: <code>

Text, numbers, or special charactersPlatform on which the <code> is intended to run, for example, “Mac OSX”.
Restriction@platforms is an optional attribute; there is no default.