s="author vcard"><a class="url fn n" href="/articles/author/haoel" title="View all posts by 陈皓" rel="author">陈皓</a></span></span> <i class="fa fa-comments-o"></i><span class="screen-reader-text">评论 </span> <a href="/articles/12199.html#comments" class="comments-link">16 条评论</a> <i class="fa fa-users" style="margin-left:10px;"></i> 33,080 人阅读</h5>
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<p>Scott Meyers在《More Effective C++》中举了个例子，不知你是否还记得？在�