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| <h1><a class="anchor" name="parallel_do_body_req">Requirements on parallel_do body</a></h1>Class <code>Body</code> implementing the concept of parallel_do body must define: -<div class="fragment"><pre class="fragment"> B::operator()( |
| cv_item_type item, |
| parallel_do_feeder<item_type>& feeder |
| ) <span class="keyword">const</span> |
| |
| OR |
| |
| B::operator()( cv_item_type& item ) <span class="keyword">const</span> |
| </pre></div> Process item. May be invoked concurrently for the same <code>this</code> but different <code>item</code>.<p> |
| -<div class="fragment"><pre class="fragment"> item_type( <span class="keyword">const</span> item_type& ) |
| </pre></div> Copy a work item. -<div class="fragment"><pre class="fragment"> ~item_type() |
| </pre></div> Destroy a work item <hr> |
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