       applying NextPolicies to the iterator's <code class="computeroutput"><span class="identifier">next</span><span class="special">()</span></code> function. The second form is identical
                to the first, except that Target is deduced from Accessor1 as follows:
              </p>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
                    If Accessor1 is a function type, Target is the type of its first
                    argument.
                  </