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| <div class="section" id="iterator-protocol"> |
| <h1><a class="toc-backref" href="./changes-in-boost-1-32-0.html#id65" name="iterator-protocol">Iterator Protocol</a></h1> |
| <p>The library no longer guarantees or relies on the direct presence |
| of <tt class="literal"><span class="pre">advance</span></tt> / <tt class="literal"><span class="pre">distance</span></tt> / <tt class="literal"><span class="pre">next</span></tt> / <tt class="literal"><span class="pre">prior</span></tt> / <tt class="literal"><span class="pre">type</span></tt> |
| members in iterator types; the following table summarises the new |
| requirements:</p> |
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| <thead valign="bottom"> |
| <tr><th>Before</th> |
| <th>Now</th> |
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| <tr><td><tt class="literal"><span class="pre">i::type</span></tt></td> |
| <td><tt class="literal"><span class="pre">deref<i>::type</span></tt></td> |
| </tr> |
| <tr><td><tt class="literal"><span class="pre">i::next</span></tt></td> |
| <td><tt class="literal"><span class="pre">next<i>::type</span></tt></td> |
| </tr> |
| <tr><td><tt class="literal"><span class="pre">i::prior</span></tt></td> |
| <td><tt class="literal"><span class="pre">prior<i>::type</span></tt></td> |
| </tr> |
| <tr><td><tt class="literal"><span class="pre">i::advance<n>::type</span></tt></td> |
| <td><tt class="literal"><span class="pre">advance<i,n>::type</span></tt></td> |
| </tr> |
| <tr><td><tt class="literal"><span class="pre">i::distance<j>::type</span></tt></td> |
| <td><tt class="literal"><span class="pre">distance<i,j>::type</span></tt></td> |
| </tr> |
| <tr><td><tt class="literal"><span class="pre">i::category</span></tt></td> |
| <td><tt class="literal"><span class="pre">i::category</span></tt></td> |
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