{"published":"2010-02-11 06:57:31","image_url":null,"categories":["C#"],"title":"\u3010C#\u3011\u6587\u5b57\u5217\uff08String\uff09\u306e\u6271\u3044\u306b\u3064\u3044\u3066","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdk521123.hatenablog.com%2Fentry%2F8566072\" title=\"\u3010C#\u3011\u6587\u5b57\u5217\uff08String\uff09\u306e\u6271\u3044\u306b\u3064\u3044\u3066 - \u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u8d85\u500b\u4eba\u7684\u306a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","author_name":"dk521123","provider_name":"Hatena Blog","version":"1.0","height":"190","author_url":"https://blog.hatena.ne.jp/dk521123/","blog_url":"https://dk521123.hatenablog.com/","description":"\u6570\u5024\u3092\u69d8\u3005\u306a\u66f8\u5f0f\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u51fa\u529b * string.Format()\u3092\u4f7f\u7528\u3059\u308b \u4f8b1-1\uff1a0\u57cb\u3081\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u6307\u5b9a\u3057\u305f\u3044\u5834\u5408 int num = 12; string str = string.Format(\"FileName{0:D6}.txt\", num); // str = \"FileName000012.txt\"; \u4f8b1-2\uff1a0\u57cb\u3081\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u6307\u5b9a\u3057\u305f\u3044\u5834\u5408\uff08\u5225\u4f8b : PadLeft()\uff09 string tempStr = \"123\"; // 8\u6587\u5b57\u306b\u306a\u308b\u307e\u3067\u5148\u982d\u3092\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3067\u57cb\u3081\u308b string str1 = tempStr .PadLeft(8); // str = \"00\u2026","url":"https://dk521123.hatenablog.com/entry/8566072","width":"100%","type":"rich","blog_title":"\u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u8d85\u500b\u4eba\u7684\u306a\u30e1\u30e2"}