<code>k</code> from a <a href="#Map_types">map</a> <code>m</code>. The
value <code>k</code> must be <a href="#Assignability">assignable</a>
to the key type of <code>m</code>.
</p>

<pre class="grammar">
delete(m, k)  // remove element m[k] from map m
</pre>

<p>
If the type of <code>m</code> is a <a href="#Type_parameter_declarations">type parameter</a>,
all types in that type set must be maps, and they must all have identical key types.

pkg compress/zlib, var ErrHeader error
pkg container/heap, func Init(Interface)
pkg container/heap, func Pop(Interface) interface{}
pkg container/heap, func Push(Interface, interface{})
pkg container/heap, func Remove(Interface, int) interface{}
pkg container/heap, type Interface interface { Len, Less, Pop, Push, Swap }
pkg container/heap, type Interface interface, Len() int
pkg container/heap, type Interface interface, Less(int, int) bool