{"image_url":null,"height":"190","author_url":"https://blog.hatena.ne.jp/y-kamiya/","title":"\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u672a\u5b9a\u7fa9\u5909\u6570\u306e\u78ba\u8a8d","author_name":"y-kamiya","blog_url":"https://jsapachehtml.hatenablog.com/","url":"https://jsapachehtml.hatenablog.com/entry/2015/02/04/213343","version":"1.0","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","description":"\u4ee5\u4e0b\u306e\u5f62\u3067\u3067\u304d\u308b if [ \"${hoge-undefined}\" = \"undefined ]; then echo \"hoge is not defined\" fi${var-value}\u3068\u66f8\u304f\u3053\u3068\u3067\u3001\u5909\u6570var\u306b\u5024\u304c\u3042\u308c\u3070\u305d\u306e\u5024\u3092\u3001\u5024\u304c\u306a\u3051\u308c\u3070value\u3068\u3044\u3046\u5024\u3092\u8fd4\u3059 \u306a\u306e\u3067${hoge-undefined}\u304cundefined\u3092\u8fd4\u3059\u306a\u3089\u5143\u3005$hoge\u306f\u672a\u5b9a\u7fa9\u3060\u3063\u305f\u3053\u3068\u304c\u308f\u304b\u308b","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjsapachehtml.hatenablog.com%2Fentry%2F2015%2F02%2F04%2F213343\" title=\"\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u672a\u5b9a\u7fa9\u5909\u6570\u306e\u78ba\u8a8d - MEMOcho-\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","blog_title":"MEMOcho-","published":"2015-02-04 21:33:43","width":"100%","categories":[]}