{"id":2070,"date":"2011-02-24T15:30:13","date_gmt":"2011-02-24T06:30:13","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/?p=2070"},"modified":"2011-02-24T15:30:13","modified_gmt":"2011-02-24T06:30:13","slug":"%e3%82%82%e3%81%86-linq-to-xml-%e3%81%af%e3%81%84%e3%82%89%e3%81%aa%e3%81%84%e5%89%8d%e5%93%a8%e6%88%a6","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/2070","title":{"rendered":"\u3082\u3046 LINQ to XML \u306f\u3044\u3089\u306a\u3044(\u524d\u54e8\u6226)"},"content":{"rendered":"

\u6614\u300110\u5e74\u3050\u3089\u3044\u524d\u3060\u3063\u305f\u304b C++ \u3067\u3053\u3093\u306a\u30a2\u30a4\u30c7\u30a2\u3092\u601d\u3044\u3064\u304d\u307e\u3057\u305f\u3002<\/p>\n

\r\n<members>\r\n <person name='masuda' age='40'>masuda tomoaki<\/person>\r\n <person name='yamada' age='20'>yamada taro<\/person>\r\n<\/members>\r\n<\/pre>\n
\u3053\u3093\u306a\u98a8\u306a XML \u304c\u3042\u3063\u305f\u3068\u304d\u306b\u3001<\/p>\n
\r\nXmlElement *el = doc\/members\/person@name == "masuda";\r\n<\/pre>\n
\u306e\u3088\u3046\u306b\u3001XPath \u98a8\u306b\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u305f\u3089\u697d\u3060\u308d\u3046\u3001\u3068\u601d\u3063\u305f\u308f\u3051\u3067\u3059\u3002
\n\u5b9f\u969b\u306f\u3001members \u3084 person \u306f\u3001\u6587\u5b57\u5217\u306b\u306a\u308b\u306e\u3067\u3001<\/p>\n
\r\nXmlElement *el = doc\/"members"\/"person"@"name" == "masuda";\r\n<\/pre>\n
\u306a\u611f\u3058\u3067\u30b3\u30f3\u30d1\u30a4\u30eb\u304c\u901a\u3089\u306a\u3044\u304b\u306a\u3041\u3001\u3068\u3002\u3053\u308c\u3092\u3069\u3046\u3084\u3063\u3066\u5b9f\u73fe\u3059\u308b\u304b\u3068\u3044\u3046\u3068\u3001\u3010\u6f14\u7b97\u5b50\u3011\u306e\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u6a5f\u80fd\u3092\u4f7f\u3044\u307e\u3059\u3002
\n\/ \u6f14\u7b97\u5b50\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3057\u3066\u3001<\/p>\n
\r\nlist<XmlElement*> operator \/ ( list<XmlElement*> *els, string )\r\n{\r\n ...\r\n}\r\n<\/pre>\n
\u306e\u3088\u3046\u306b\u6f14\u7b97\u5b50\u306e\u591a\u91cd\u5b9a\u7fa9\u3059\u308c\u3070\u3067\u304d\u308b\u304b\u306a\u3041\u3001\u3068\u3002\u305d\u308c\u3067\u300110 \u5e74\u8d8a\u3057\u306b C# \u3067\u5b9f\u73fe\u3057\u3066\u307f\u307e\u3057\u305f\u3002
\n\u6b8b\u5ff5\u306a\u304c\u3089 @ \u6f14\u7b97\u5b50\u304c\u306a\u3044\u306e\u3067\u3001% \u6f14\u7b97\u5b50\u3067\u4ee3\u7528\u3057\u3066\u3001<\/p>\n
\r\nEXElement el = doc\/"members"\/"person"%"name" == "masuda";\r\n<\/pre>\n
\u3068\u3059\u308b\u3068\u3001name \u5c5e\u6027\u306e\u5024\u306e\u8981\u7d20\u304c\u53d6\u308c\u307e\u3059\u3002
\n\u66f4\u306b\u8a00\u3048\u3070\u3001<\/p>\n
\r\nstring val = doc\/"members"\/"person"%"name" == "masuda";\r\n<\/pre>\n
\u306e\u3088\u3046\u306b string \u578b\u306e\u5909\u6570\u306b\u4ee3\u5165\u3059\u308b\u3053\u3068\u3067\u81ea\u52d5\u7684\u306b “masuda tomoaki” \u304c\u53d6\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3053\u306e\u3042\u305f\u308a\u306e\u81ea\u52d5\u30ad\u30e3\u30b9\u30c8\u306f implicit \u3067\u6697\u9ed9\u306e\u30ad\u30e3\u30b9\u30c8\u3092\u4f7f\u3044\u307e\u3059\u3002\u666e\u6bb5\u306f\u30ad\u30e3\u30b9\u30c8\u3092\u6697\u9ed9\u306b\u3059\u308b\u3068\u554f\u984c\u304c\u767a\u751f\u3057\u305d\u3046\u3067\u3084\u3081\u3066\u304a\u304f\u306e\u3067\u3059\u304c\u3001\u3053\u3093\u306a\u98a8\u306b LINQ \u3063\u307d\u304f\u66f8\u304f\uff08\u3042\u308b\u3044\u306f\u95a2\u6570\u8a00\u8a9e\u3063\u307d\u3044\u66f8\u304d\u65b9\uff09\u3092\u3059\u308b\u304a\u304d\u306f\u3001\u81ea\u52d5\u30ad\u30e3\u30b9\u30c8\u3092\u3046\u307e\u304f\u8003\u3048\u3066\u304a\u304f\u3068\u3001\u51e6\u7406\u3059\u308b\u884c\u304c\u77ed\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n
# \u3061\u306a\u307f\u306b == \u3082\u6f14\u7b97\u5b50\u306e\u591a\u91cd\u5b9a\u7fa9\u3092\u3057\u3066\u3001EXElements \u3092\u8fd4\u3059\u51e6\u7406\u306b\u3057\u3066\u3044\u307e\u3059\uff57<\/p>\n
\u305d\u3093\u306a\u8a33\u3067\u3001C# \u3067\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u52d5\u304b\u305b\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n
\r\n\/\/ person \u30bf\u30b0\u3092\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u53d6\u5f97\r\nEXElements els = doc \/ &quot;members&quot; \/ &quot;person&quot;;\r\n\r\n\/\/ \u3072\u3068\u3064\u3057\u304b\u306a\u3044\u3068\u5206\u304b\u3063\u3066\u3044\u308c\u3070\u3001\u5358\u6570\u3067\u53d6\u5f97\r\nEXElements el = doc \/ &quot;members&quot; \/ &quot;person&quot;;\r\n\r\n\/\/ \u3069\u3046\u305b\u3060\u304b\u3089\u3001\u76f4\u63a5\u3001\u6587\u5b57\u5217\u306b\u5909\u63db\u3057\u3066\u3057\u307e\u3046\u3002\r\nstring[] vals = doc \/ &quot;members&quot; \/ &quot;person&quot;;\r\nstring val = doc \/ &quot;members&quot; \/ &quot;person&quot;;\r\n\r\n\/\/ \u6bd4\u8f03\u6f14\u7b97\u5b50\u3092\u4f7f\u3063\u3066\u3001\u30de\u30c3\u30c1\u30f3\u30b0\u3082\u3067\u304d\u308b\r\nEXElements els = doc \/ &quot;members&quot; \/ &quot;person&quot; % &quot;name&quot; == &quot;masuda&quot;;\r\n\r\n\/\/ \u8907\u6570\u306e\u5c5e\u6027\u3067\u691c\u7d22\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30e9\u30e0\u30c0\u5f0f\u3092\u4f7f\u3046\u3002\r\nEXElements els = (doc \/ &quot;members&quot; \/ &quot;person&quot;).Find( m => m % &quot;name&quot; == &quot;masuda&quot; && m % &quot;age&quot; == &quot;40&quot; )\r\n\r\n\/\/ \u5b50\u5b6b\u3092\u691c\u7d22\u3059\u308b\u3068\u304d\u306f\u3001* \u6f14\u7b97\u5b50\u3092\u4f7f\u3046.\r\nEXElements els = doc * &quot;members&quot; \/ &quot;person&quot; % &quot;name&quot; == &quot;masuda&quot;;\r\n\r\n<\/pre>\n
\u3053\u3093\u306a\u611f\u3058\u3067\u3001\u306a\u306b\u3084\u3089\u4e0d\u601d\u8b70\u306a\u3082\u306e\u304c\u3067\u304d\u305f\u306e\u3067\u3001\u5f8c\u3067\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002
\n\u3048\u3048\u3001\u5f53\u7136\u306e\u3054\u3068\u304f NUnit \u3092\u4f7f\u3063\u3066\u30c6\u30b9\u30c8\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u3068\u8a00\u3044\u307e\u3059\u304b\u3001\u3053\u306e\u624b\u306e\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u306f NUnit \u3092\u4f7f\u308f\u306a\u3044\u3068\u4ed5\u4e0a\u304c\u308a\u307e\u305b\u3093\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6614\u300110\u5e74\u3050\u3089\u3044\u524d\u3060\u3063\u305f\u304b C++ \u3067\u3053\u3093\u306a\u30a2\u30a4\u30c7\u30a2\u3092\u601d\u3044\u3064\u304d\u307e\u3057\u305f\u3002 <members> <person name='masuda' age='40'>m … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3,23],"tags":[],"class_list":["post-2070","post","type-post","status-publish","format-standard","hentry","category-dev","category-csharp"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=2070"}],"version-history":[{"count":2,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2070\/revisions"}],"predecessor-version":[{"id":2072,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2070\/revisions\/2072"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=2070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=2070"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=2070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}