{"id":71,"date":"2013-03-16T21:09:16","date_gmt":"2013-03-16T12:09:16","guid":{"rendered":"http:\/\/yoonhada.netai.net\/?p=71"},"modified":"2023-12-28T05:06:19","modified_gmt":"2023-12-27T20:06:19","slug":"stdmap","status":"publish","type":"post","link":"http:\/\/yoonhada.com\/?p=71","title":{"rendered":"std::map"},"content":{"rendered":"\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;map>\n#include &lt;iostream>\n#include &lt;string>\n#include &lt;algorithm>\n\nusing namespace std;\n\ntemplate&lt;typename F, typename S>\nclass value_equal\n{\nprivate:\nS second;\n\npublic:\nvalue_equal(const S&amp; s) : second(s){}\nbool operator() (pair&lt;const F, S> elem)\n{ return elem.second == second; }\n};\n\ntypedef map&lt;int, string> isMap;\ntypedef isMap::value_type isValType;\ntypedef isMap::iterator isMapItor;\n\nvoid main()\n{\nisMap c;\n\nc.insert(isValType(100, \"one Hundred\"));\nc.insert(isValType(3, \"Three\"));\nc.insert(isValType(150, \"one Hundred Fifty\"));\nc.insert(isValType(99, \"Ninety Nine\"));\n\nfor(isMapItor itor = c.begin(); itor != c.end(); ++itor)\ncout &lt;&lt; \"Key = \" &lt;&lt; (*itor).first &lt;&lt; \", Value = \" &lt;&lt; (*itor).second &lt;&lt; endl;\n\ncout &lt;&lt; \"Key 3 displays value \" &lt;&lt; c[3].c_str() &lt;&lt; endl;\n\nc[123] = \"One Hundred Twenty Three\";\n\nisMapItor pos = c.find(123);\n\nif(pos != c.end())\nc.erase(pos);\n\npos = find_if(c.begin(), c.end(), value_equal&lt;int, string>(\"Ninety Nine\"));\n\nif(pos != c.end())\nc.erase(pos);\n\nfor(isMapItor itor = c.begin(); itor != c.end();)\n{\nif(itor->second == \"Three\")\nc.erase(itor++);\nelse\n++itor;\n}\n\ncout &lt;&lt; endl;\nfor(isMapItor itor = c.begin(); itor != c.end(); ++itor)\ncout &lt;&lt; \"Key = \" &lt;&lt; (*itor).first &lt;&lt; \", Value = \" &lt;&lt; (*itor).second &lt;&lt; endl;\n\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[83],"tags":[64,38],"class_list":["post-71","post","type-post","status-publish","format-standard","hentry","category-archive","tag-programming","tag-std"],"_links":{"self":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts\/71","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=71"}],"version-history":[{"count":2,"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts\/71\/revisions"}],"predecessor-version":[{"id":1615,"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts\/71\/revisions\/1615"}],"wp:attachment":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=71"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=71"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=71"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}