{"url":"https://www.shigemk2.com/entry/20120423/1335170055","type":"rich","provider_name":"Hatena Blog","blog_url":"https://www.shigemk2.com/","blog_title":"by shigemk2","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20120423%2F1335170055\" title=\"let - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2012-04-23 17:34:15","image_url":null,"height":"190","author_name":"shigemk2","categories":["bash"],"title":"let","description":"\u5909\u6570\u540c\u58eb\u3092\u6f14\u7b97\u3059\u308b\u5185\u90e8\u30b3\u30de\u30f3\u30c9\u3002 \u4e0b\u8a18\u306e\u30b3\u30fc\u30c9\u306fbash\u9650\u5b9a\u3067\u3001sh\u3067\u306f\u4f7f\u3048\u306a\u3044\u3002 [\u8ffd\u8a18] \u30b7\u30d0\u30f3\u3092\u4fee\u6b63\u3057\u305f\u3002\u3072\u3069\u3044\u8aa4\u690d\u3060\u3002 \u3042\u3068\u3001\u3053\u308c\u3001sh\u3067\u3082\u5b9f\u884c\u3067\u304d\u308b\u3088\u3001\u3069\u3046\u3044\u3046\u3053\u3068\u306a\u306e\u2026? #! /bin/bash num=1 let num=$num+1 echo $num num=1 num=$(($num+1)) echo $num","version":"1.0","author_url":"https://blog.hatena.ne.jp/shigemk2/","provider_url":"https://hatena.blog"}