pkg debug/plan9obj, func NewFile(io.ReaderAt) (*File, error)
pkg debug/plan9obj, func Open(string) (*File, error)
pkg debug/plan9obj, method (*File) Close() error
pkg debug/plan9obj, method (*File) Section(string) *Section
pkg debug/plan9obj, method (*File) Symbols() ([]Sym, error)
pkg debug/plan9obj, method (*Section) Data() ([]uint8, error)
pkg debug/plan9obj, method (*Section) Open() io.ReadSeeker

type I interface { m() }

func f(y I) {
	s := y.(string)        // illegal: string does not implement I (missing method m)
	r := y.(io.Reader)     // r has type io.Reader and the dynamic type of y must implement both I and io.Reader
	…
}
</pre>

<p>
A type assertion used in an <a href="#Assignments">assignment</a> or initialization of the special form
</p>

<pre>