{"id":1242,"date":"2014-04-15T20:22:48","date_gmt":"2014-04-15T12:22:48","guid":{"rendered":"http:\/\/www.dogeye.net\/?p=1242"},"modified":"2014-04-15T20:22:48","modified_gmt":"2014-04-15T12:22:48","slug":"%e7%94%a8range-adaptor%ef%bc%8c%e5%ba%9f%e5%bc%83replace_copy_if%e4%b9%8b%e7%b1%bb%e7%9a%84%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/ykyi.net\/?p=1242","title":{"rendered":"\u7528Range Adaptor\uff0c\u5e9f\u5f03replace_copy_if\u4e4b\u7c7b\u7684\u51fd\u6570"},"content":{"rendered":"<p>\u770b\u770breplace_copy_if\u7684\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff1a<\/p>\n<p>std::vector&lt;int&gt; vec;<\/p>\n<p>boost::replace_copy_if(rng, std::back_inserter(vec), pred, new_value);<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u79cd\u5199\u6cd5\uff0c\u5982\u679c\u4f7f\u7528Range Adaptor\u7684\u8bdd\uff0c\u5219\u53ef\u4ee5\u5199\u6210\uff1a<\/p>\n<p>std::vector&lt;int&gt; vec;<\/p>\n<p>boost::push_back(vec, rng | boost::adaptors::replaced_if(pred, new_value));<\/p>\n<p>\u7b2c\u4e8c\u79cd\u5199\u6cd5\u6709\u4ec0\u4e48\u597d\u5904\u5462\uff0c<\/p>\n<p>1. \u66f4\u9ad8\u6548\u7387\u3002\u56e0\u4e3astd::back_inserter\u6709\u989d\u5916\u7684\u5185\u5b58\u5206\u914d\u5f00\u9500\u3002<\/p>\n<p>2. \u66f4\u7075\u6d3b\u3002\u56e0\u4e3a\u7b2c\u4e8c\u79cd\u5199\u6cd5\u53ef\u4ee5\u5e94\u7528\u66f4\u591a\u7684\u9002\u914d\u5668\uff0c\u6bd4\u5982\uff1a boost::push_back(vec, rng | boost::adaptors::replaced_if(pred, new_value) | boost::adaptors::reversed);<\/p>\n<p>3. \u66f4\u5b89\u5168\u3002\u56e0\u4e3a\u7b2c\u4e8c\u79cd\u5199\u6cd5\u6ca1\u6709\u7528unbounded output iterator\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u770b\u770breplace_copy_if\u7684\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff1a std::vector&lt;int&gt; vec; boost::replace_copy_if(rng, std::back_inserter(vec), pred, new_value); \u5bf9\u4e8e\u8fd9\u79cd\u5199\u6cd5\uff0c\u5982\u679c\u4f7f\u7528Range Adaptor\u7684\u8bdd\uff0c\u5219\u53ef\u4ee5\u5199\u6210\uff1a std::vector&lt;int&gt; vec; boost::push_back(vec, rng | boost::adaptors::replaced_if(pred, new_value)); \u7b2c\u4e8c\u79cd\u5199\u6cd5\u6709\u4ec0\u4e48\u597d\u5904\u5462\uff0c 1. \u66f4\u9ad8\u6548\u7387\u3002\u56e0\u4e3astd::back_inserter\u6709\u989d\u5916\u7684\u5185\u5b58\u5206\u914d\u5f00\u9500\u3002 2. \u66f4\u7075\u6d3b\u3002\u56e0\u4e3a\u7b2c\u4e8c\u79cd\u5199\u6cd5\u53ef\u4ee5\u5e94\u7528\u66f4\u591a\u7684\u9002\u914d\u5668\uff0c\u6bd4\u5982\uff1a boost::push_back(vec, rng | boost::adaptors::replaced_if(pred, new_value) | boost::adaptors::reversed); 3. \u66f4\u5b89\u5168\u3002\u56e0\u4e3a\u7b2c\u4e8c\u79cd\u5199\u6cd5\u6ca1\u6709\u7528unbounded output iterator\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[18,20],"class_list":["post-1242","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-boost","tag-c"],"_links":{"self":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts\/1242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1242"}],"version-history":[{"count":0,"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts\/1242\/revisions"}],"wp:attachment":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}