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- <h1 class="title">Writable Iterator Concept</h1>
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- <p>A class or built-in type <tt class="docutils literal"><span class="pre">X</span></tt> models the <em>Writable Iterator</em> concept
- if, in addition to <tt class="docutils literal"><span class="pre">X</span></tt> being Copy Constructible, the following
- expressions are valid and respect the stated semantics. Writable
- Iterators have an associated <em>set of value types</em>.</p>
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- <tr><th class="head" colspan="3">Writable Iterator Requirements (in addition to Copy Constructible)</th>
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- <tr><th class="head">Expression</th>
- <th class="head">Return Type</th>
- <th class="head">Precondition</th>
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- <tr><td><tt class="docutils literal"><span class="pre">*a</span> <span class="pre">=</span> <span class="pre">o</span></tt></td>
- <td> </td>
- <td>pre: The type of <tt class="docutils literal"><span class="pre">o</span></tt>
- is in the set of
- value types of <tt class="docutils literal"><span class="pre">X</span></tt></td>
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