XMLからJSONへの変換

simplexml_load_stringを使ってXMLからJSONに変換

PHP

// XMLを読み込む $xml = file_get_contents('foo.xml'); // XML文字列をオブジェクトに代入 $obj = simplexml_load_string($xml); // 値をJSON形式にして返す $json = json_encode($obj); // JSON形式から配列にデコード $arr = json_decode($json, TRUE);

$jsonの内容(元のXML

JSON

{"comment":{},"generator":"Google Reader","id":"tag:google.com,2005:reader\/user\/07280577793685799651\/state\/com.google\/alerts\/14593991743914576000\n ","link":[{"@attributes":{"rel":"hub","href":"http:\/\/pubsubhubbub.appspot.com\/"}},{"@attributes":{"rel":"self","href":"http:\/\/www.google.com\/alerts\/feeds\/07280577793685799651\/14593991743914576000"}}],"title":"Google \u30a2\u30e9\u30fc\u30c8 - \u79c1\u7684\u96d1\u9332","updated":"2012-11-06T00:00:00Z","entry":{"id":"tag:google.com,2005:reader\/item\/e276e2a793830e88\n ","title":"Fiddler HTTP \u30c7\u30d0\u30c3\u30ac | <b>\u79c1\u7684\u96d1\u9332<\/b>","published":"2012-11-06T00:00:00Z","updated":"2012-11-06T00:00:00Z","link":{"@attributes":{"rel":"alternate","href":"http:\/\/www.google.com\/url?sa=X&q=http:\/\/php.o0o0.jp\/article\/2967174473163794&ct=ga&cad=CAcQARgBIAEoATAAOABAk9zdhAVIAlgAYgVqYS1VUw&cd=KRVMUHPLtFs&usg=AFQjCNH0tbwBUkwdniLlTEla6_VZjXkd2g","type":"text\/html"}},"content":"Fiddler HTTP \u30c7\u30d0\u30c3\u30ac:Fiddler\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9 -\n <b>\u79c1\u7684\u96d1\u9332<\/b> PHP\u3092\u3088\u304f \u66f8\u3044\u3066\u3044\u308b\u4eba\u306e\u5099\u5fd8\u9332.<br><a\n style=\"color:#228822\"\n href=\"http:\/\/www.google.com\/url?sa=X&amp;q=http:\/\/php.o0o0.jp\/article\/2967174473163794&amp;ct=ga&amp;cad=CAcQARgBIAEoBDAAOABAk9zdhAVIAlgAYgVqYS1VUw&amp;cd=KRVMUHPLtFs&amp;usg=AFQjCNH0tbwBUkwdniLlTEla6_VZjXkd2g\"\n title=\"http:\/\/php.o0o0.jp\/article\/2967174473163794\">php.o0o0.jp\/article\/2967174473163794<\/a>\n ","author":{"name":"(\u6295\u7a3f\u8005\u4e0d\u660e)"},"source":{"id":"tag:google.com,2005:reader\/user\/07280577793685799651\/state\/com.google\/alerts\/14593991743914576000\n ","title":"Google \u30a2\u30e9\u30fc\u30c8 - \u79c1\u7684\u96d1\u9332"}}}Array

$arrの内容

Array ( [comment] => Array ( ) [generator] => Google Reader [id] => tag:google.com,2005:reader/user/07280577793685799651/state/com.google/alerts/14593991743914576000 [link] => Array ( [0] => Array ( [@attributes] => Array ( [rel] => hub [href] => http://pubsubhubbub.appspot.com/ ) ) [1] => Array ( [@attributes] => Array ( [rel] => self [href] => http://www.google.com/alerts/feeds/07280577793685799651/14593991743914576000 ) ) ) [title] => Google アラート - 私的雑録 [updated] => 2012-11-06T00:00:00Z [entry] => Array ( [id] => tag:google.com,2005:reader/item/e276e2a793830e88 [title] => Fiddler HTTP デバッガ | <b>私的雑録</b> [published] => 2012-11-06T00:00:00Z [updated] => 2012-11-06T00:00:00Z [link] => Array ( [@attributes] => Array ( [rel] => alternate [href] => http://www.google.com/url?sa=X&q=http://php.o0o0.jp/article/2967174473163794&ct=ga&cad=CAcQARgBIAEoATAAOABAk9zdhAVIAlgAYgVqYS1VUw&cd=KRVMUHPLtFs&usg=AFQjCNH0tbwBUkwdniLlTEla6_VZjXkd2g [type] => text/html ) ) [content] => Fiddler HTTP デバッガ:Fiddlerのインストールと基本的な使い方 - <b>私的雑録</b> PHPをよく 書いている人の備忘録.<br><a style="color:#228822" href="http://www.google.com/url?sa=X&amp;q=http://php.o0o0.jp/article/2967174473163794&amp;ct=ga&amp;cad=CAcQARgBIAEoBDAAOABAk9zdhAVIAlgAYgVqYS1VUw&amp;cd=KRVMUHPLtFs&amp;usg=AFQjCNH0tbwBUkwdniLlTEla6_VZjXkd2g" title="http://php.o0o0.jp/article/2967174473163794">php.o0o0.jp/article/2967174473163794</a> [author] => Array ( [name] => (投稿者不明) ) [source] => Array ( [id] => tag:google.com,2005:reader/user/07280577793685799651/state/com.google/alerts/14593991743914576000 [title] => Google アラート - 私的雑録 ) ) )

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流されるままにウェブ業界で仕事しています。
主にLAPP環境でPHPを書いています。
最近はjQueryをよく書いています。