{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkiririmode.hatenablog.jp%2Fentry%2F20101208%2Fp1\" title=\"Perl \u306b\u304a\u3051\u308b flip-flop \u6f14\u7b97\u5b50\u306e\u4f7f\u3044\u9053\u306b\u3064\u3044\u3066 - \u7406\u7cfb\u5b66\u751f\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>","url":"https://kiririmode.hatenablog.jp/entry/20101208/p1","author_url":"https://blog.hatena.ne.jp/kiririmode/","blog_title":"\u7406\u7cfb\u5b66\u751f\u65e5\u8a18","published":"2010-12-08 00:00:00","height":"190","version":"1.0","image_url":null,"author_name":"kiririmode","blog_url":"https://kiririmode.hatenablog.jp/","width":"100%","categories":["perl"],"provider_name":"Hatena Blog","description":"flip-flop \u6f14\u7b97\u5b50\u3068\u306f\u3001\u30b9\u30ab\u30e9\u30fc\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u4f7f\u7528\u3055\u308c\u308b\u7bc4\u56f2\u6f14\u7b97\u5b50(Range Operator) \u306e\u3053\u3068\u3067\u3059\u3002\u4e00\u822c\u306b\u306f\u30c9\u30c3\u30c8 (.) 2 \u500b\u3067\u69cb\u6210\u3055\u308c\u308b\u6f14\u7b97\u5b50\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u3053\u306e\u6f14\u7b97\u5b50\u306f 2 \u3064\u306e\u30aa\u30da\u30e9\u30f3\u30c9\u3092\u53d6\u308a\u307e\u3059\u3002\u4e0b\u8a18\u306e\u4f8b\u3067\u306f\u30013 \u3068 5 \u3092\u30aa\u30da\u30e9\u30f3\u30c9\u306b\u53d6\u3063\u3066\u3044\u307e\u3059\u3002 perl -nle 'print if 3 .. 5' bigfile.txt \u4e0a\u8a18\u306f\u3001bigfile.txt \u3092 1 \u884c\u305a\u3064\u8aad\u307f\u3053\u3093\u3067\u3044\u304f\u306e\u3067\u3059\u304c\u3001bigfile.txt \u304c 1 ~ 2 \u884c\u76ee\u306e\u3046\u3061\u306f if \u6587\u306f false \u3092\u8fd4\u3057\u307e\u3059\u30023 \u884c\u76ee\u306b\u306a\u308b\u3068 if \u6587\u306f true \u306b\u306a\u308a\u3001if \u6587\u304c tru\u2026","type":"rich","title":"Perl \u306b\u304a\u3051\u308b flip-flop \u6f14\u7b97\u5b50\u306e\u4f7f\u3044\u9053\u306b\u3064\u3044\u3066","provider_url":"https://hatena.blog"}