{"width":"100%","blog_title":"@kyanny's blog","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.kyanny.me%2Fentry%2F20081222%2F1229935778\" title=\" \u6a19\u6e96\u5165\u529b STDIN \u306b\u30a4\u30f3\u30d7\u30c3\u30c8\u30fb\u30ea\u30c0\u30a4\u30ec\u30af\u30b7\u30e7\u30f3\u307e\u305f\u306f\u30d1\u30a4\u30d7\u3067\u4f55\u304b\u6e21\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u308b\u306b\u306f - @kyanny&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://blog.kyanny.me/","provider_name":"Hatena Blog","title":" \u6a19\u6e96\u5165\u529b STDIN \u306b\u30a4\u30f3\u30d7\u30c3\u30c8\u30fb\u30ea\u30c0\u30a4\u30ec\u30af\u30b7\u30e7\u30f3\u307e\u305f\u306f\u30d1\u30a4\u30d7\u3067\u4f55\u304b\u6e21\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u308b\u306b\u306f","published":"2008-12-22 17:49:38","categories":["Perl"],"description":"if (-t STDIN) { print 'opened'; } else { print 'piped or input redirection'; } \u3053\u3093\u306a\u3093\u3067\u3044\u3044\u306e\u304b\u306a\u3002 perldoc -f -t \u3068\u304b\u3067\u307f\u308b\u3068 \u2010t Filehandle is opened to a tty. \u3068\u66f8\u3044\u3066\u3042\u3063\u3066\u3001\u4f55\u306e\u3053\u3068\u3084\u3089\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u3002 #!perl # $Id$ use strict; use warnings; if (-t STDIN) { print 'opened'; } else { print 'piped or input redirection'; } 1; \u8a66\u3057\u3066\u307f\u3066\u305d\u3046\u306a\u308b\u2026","author_url":"https://blog.hatena.ne.jp/a666666/","author_name":"a666666","height":"190","version":"1.0","provider_url":"https://hatena.blog","url":"https://blog.kyanny.me/entry/20081222/1229935778","type":"rich"}