XML::NodeSetã¯ã©ã¹ã®ãªãã¡ã¬ã³ã¹ã§ãã mapã¨ãfindã¨ãfind_allãªã©ãEnumerableã¢ã¸ã¥ã¼ã«ã®ã¡ã½ããã¯å ¨ã¦ä½¿ãã¾ãã ã¾ãNodeã¯ã©ã¹ã®é åã¿ãããªããã ã¨æãã°ããã NodeSetã¯ã©ã¹ã¯Nodeã¯ã©ã¹ã¨ã®ç¶æ¿é¢ä¿ã¯ããã¾ããã ä¸èº«ã®è¦ç´ ãåå¾ããã empty?() Is this NodeSet empty? each() {|self[x]| ...} Iterate over each node, yielding to block first() Get the first element of the NodeSet. last() Get the last element of the NodeSet. size() document ãã®NodeSetãå«ã¾ãã¦ããDocumentãè¿ãã åæ¤ç´¢ /(*paths)
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