{"blog_url":"https://golang.hateblo.jp/","provider_name":"Hatena Blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/g/golang/20221023/20221023194611.png","blog_title":"golang\u306e\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/golang/","categories":["Go\u8a00\u8a9e"],"version":"1.0","author_name":"golang","title":"Go\u8a00\u8a9e(golang) \u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\u3001\u4f5c\u6210\u3001\u5b58\u5728\u78ba\u8a8d\u3001\u4e00\u884c\u305a\u3064\u51e6\u7406\u3001\u30b3\u30d4\u30fc \u306a\u3069","provider_url":"https://hatena.blog","url":"https://golang.hateblo.jp/entry/2018/11/09/163000","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fgolang.hateblo.jp%2Fentry%2F2018%2F11%2F09%2F163000\" title=\"Go\u8a00\u8a9e(golang) \u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\u3001\u4f5c\u6210\u3001\u5b58\u5728\u78ba\u8a8d\u3001\u4e00\u884c\u305a\u3064\u51e6\u7406\u3001\u30b3\u30d4\u30fc \u306a\u3069 - golang\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>","description":"Go\u8a00\u8a9e\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\u3068\u4f5c\u6210\u3001\u30d5\u30a1\u30a4\u30eb\u304c\u30d1\u30b9\u306b\u5b58\u5728\u3059\u308b\u304b\u306e\u78ba\u8a8d\u3001 \u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u4e00\u884c\u305a\u3064\u51e6\u7406\u3059\u308b\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u30b3\u30d4\u30fc\u3001\u306a\u3069\u306e\u4f7f\u3044\u65b9 os.Create \u30d5\u30a1\u30a4\u30eb\u306e\u65b0\u898f\u4f5c\u6210\u3002\u8aad\u307f\u66f8\u304d\u4e21\u65b9\u3002 os.Open \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f\u3002\u8aad\u307f\u8fbc\u307f\u5c02\u7528\u3002\u30d5\u30a1\u30a4\u30eb\u304c\u306a\u3051\u308c\u3070\u4f5c\u6210\u3055\u308c\u305a\u30a8\u30e9\u30fc os.OpenFile \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f\u3002\u8aad\u307f\u66f8\u304d\u4f5c\u6210\u306a\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3067\u304d\u308b ioutil.ReadFile \u30d5\u30a1\u30a4\u30eb\u304b\u3089\u4e00\u5ea6\u306b\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u3002 \u8aad\u307f\u8fbc\u3093\u3067 []byte \u3067\u8fd4\u3059\u306e\u3067 Close \u306f\u5fc5\u8981\u306a\u3044 ioutil.ReadAll os.Open\u306a\u3069\u3067\u958b\u3044\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30eb(*os.File)\u304b\u3089 \u30d5\u30a1\u30a4\u30eb\u2026","width":"100%","type":"rich","published":"2018-11-09 16:30:00","height":"190"}