{"blog_url":"https://dosei.hatenadiary.jp/","url":"https://dosei.hatenadiary.jp/entry/20131215/p1","published":"2013-12-15 00:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdosei.hatenadiary.jp%2Fentry%2F20131215%2Fp1\" title=\" bash \u3067\u7a7a\u767d\u533a\u5207\u308a\u306e\u6570\u5024\u6587\u5b57\u5217\u306e\u7b26\u53f7\u3092\u53cd\u8ee2\u3059\u308b\u3002 - DOSEI\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":"DOSEI","provider_name":"Hatena Blog","version":"1.0","blog_title":"DOSEI\u306e\u65e5\u8a18","provider_url":"https://hatena.blog","height":"190","type":"rich","image_url":null,"width":"100%","categories":["\u30e1\u30e2","bash"],"description":"\u3064\u307e\u308a\u3001 100 20.4 -1.0 \u3092 -100 -20.4 1.0 \u306b\u3057\u305f\u3044\u3068\u3044\u3046\u8a71\u3002 val=\"100 20.4 -1.0\" negval=-${val// / -} # \u982d\u306e - \u3092\u5fd8\u308c\u305a\u306b\u3002 negval=${negval//--/} echo $val echo $negval","author_url":"https://blog.hatena.ne.jp/DOSEI/","title":" bash \u3067\u7a7a\u767d\u533a\u5207\u308a\u306e\u6570\u5024\u6587\u5b57\u5217\u306e\u7b26\u53f7\u3092\u53cd\u8ee2\u3059\u308b\u3002"}