{"provider_url":"https://hatena.blog","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Funageanu.hatenablog.com%2Fentry%2F20080528%2F1211971215\" title=\" Iterator - \u3046\u306a\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"unageanu","author_url":"https://blog.hatena.ne.jp/unageanu/","height":"190","blog_title":"\u3046\u306a\u306e\u65e5\u8a18","description":"\u8981\u7d20\u3092\u5fc5\u8981\u306b\u306a\u3063\u305f\u3068\u304d\u306b\u4f5c\u6210\u3057\u3066\u8fd4\u3059\u4ed5\u7d44\u307f\u3068\u3057\u3066\u306fStream\u306e\u307b\u304b\u306bIterator\u3082\u3042\u308a\u307e\u3059\u3002hasNext(),next()\u3092\u6301\u3064\u30a2\u30ec\u3067\u3059\u3002Java\u4f7f\u3044\u306b\u306f\u3053\u3063\u3061\u306e\u65b9\u304c\u308f\u304b\u308a\u3084\u3059\u3044\u304b\u3082\u3002\u4ee5\u4e0b\u306f\u30d5\u30a3\u30dc\u30ca\u30c3\u30c1\u6570\u3092\u9806\u306b\u8fd4\u3059\u30a4\u30c6\u30ec\u30fc\u30bf\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002 Iterator\u3092\u7d99\u627f\u3057\u305f\u7121\u540d\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u3066\u3001next(),hasNext()\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3057\u3066\u3044\u307e\u3059\u3002 ScalaByExample\u306e\u30b5\u30f3\u30d7\u30eb\u304c\u3053\u3093\u306a\u98a8\u306b\u306a\u3063\u3066\u305f\u3002 Iterator\u306fforeach\u3084filter\u3092\u5b9f\u88c5\u3057\u3066\u3044\u308b\u306e\u3067\u3001for\u30eb\u30fc\u30d7\u306e\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u3068\u3057\u3066\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 // max\u307e\u3067\u306e\u30d5\u30a3\u30dc\u30ca\u30c3\u30c1\u6570\u3092\u9806\u306b\u8fd4\u3059\u30a4\u30c6\u30ec\u30fc\u30bf\u3092\u4f5c\u308b\u95a2\u6570 \u2026","version":"1.0","blog_url":"https://unageanu.hatenablog.com/","provider_name":"Hatena Blog","title":" Iterator","published":"2008-05-28 19:40:15","url":"https://unageanu.hatenablog.com/entry/20080528/1211971215","categories":["Scala"],"image_url":null,"width":"100%"}