{"id":291,"date":"2021-02-05T10:30:31","date_gmt":"2021-02-05T01:30:31","guid":{"rendered":"https:\/\/sumomo.ohwaki.jp\/wordpress\/?p=291"},"modified":"2021-02-05T15:39:12","modified_gmt":"2021-02-05T06:39:12","slug":"asp-net-core-webapp%e3%81%a7%e3%81%ae%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%83%80%e3%82%a6%e3%83%b3%e3%83%ad%e3%83%bc%e3%83%89","status":"publish","type":"post","link":"https:\/\/sumomo.ohwaki.jp\/wordpress\/?p=291","title":{"rendered":"asp.net core webapp\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9"},"content":{"rendered":"\n<p>\u4ee5\u524d\u306b\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306e\u4ef6\u3067\u3082\u5c11\u3057\u66f8\u3044\u305f\u304c\u3001asp.net core webapp\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306b\u3064\u3044\u3066\u3001\u591a\u5206\u6b63\u89e3\u3068\u3044\u3046\u306e\u304c\u5206\u304b\u3063\u305f\u306e\u3067\u30fb\u30fb\u30fb<\/p>\n\n\n\n<p>\u7d50\u5c40\u3001OnPost\u3084OnGet\u3092void\u3067\u5b9a\u7fa9\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306bActionResult\u3092\u8fd4\u3059\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u5b9a\u7fa9\u3059\u308b\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-csharp\" data-file=\"OnPost\" data-lang=\"C#\"><code>public IActionResult OnPost(\u30fb\u30fb\u30fb) {\n}<\/code><\/pre><\/div>\n\n\n\n<p>\u51e6\u7406\u4e2d\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3055\u305b\u305f\u3044\u5834\u5408\u306f\u3001File(\u30fb\u30fb\u30fb)\u3092\u4f7f\u7528\u3057\u3066\u3001FileResult\u3092\u8fd4\u305b\u3070\u826f\u3044\u3002\u307e\u305f\u3001\u30d5\u30a1\u30a4\u30eb\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u306f\u7121\u304f\u3001\u753b\u9762\u8868\u793a\u3092\u3055\u305b\u305f\u3044\u5834\u5408\u306f\u3001Page()\u3092\u4f7f\u7528\u3057\u3066\u3001PageResult\u3092\u8fd4\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-csharp\" data-file=\"\u30d5\u30a1\u30a4\u30eb\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\" data-lang=\"C#\"><code>\/\/ Excel\u30d5\u30a1\u30a4\u30eb\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\ntry {\n\tusing(xls = new ExcelPackage(new FileInfo(templatepath))) {\n\t    \/\/ \u30bb\u30eb\u306b\u5bfe\u3057\u3066\u5024\u306e\u8a2d\u5b9a\u7b49\u306e\u51e6\u7406\n\u3000\u3000\u3000\u3000\u30fb\u30fb\u30fb\n\t\t\/\/ \u3061\u306a\u307f\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u81ea\u52d5\u7684\u306burlencode\u5316\u3055\u308c\u308b\u306e\u3067\u3001\n\t\t\/\/ \u4e8b\u524d\u306bUrlEncode\u3059\u308b\u3068\u5909\u306a\u30d5\u30a1\u30a4\u30eb\u540d\u306b\u306a\u308b\u3002\n\t\t\/\/ PageModel.File\u3092\u4f7f\u7528\u3057\u3066\u3001FileResult\u3092\u8fd4\u3059\n\t    return File(xls.GetAsByteArray(),&quot;application\/octet-stream&quot;,filename);\n\t}\n} catch (Exception e) {\n\tMessage = $&quot;\u30a8\u30e9\u30fc\u767a\u751f{e.Message}&quot;;\n\treturn Page();\n}<\/code><\/pre><\/div>\n\n\n\n<p>\u306a\u304a\u3001File(stream,\u30fb\u30fb\u30fb)\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001Stream\u306b\u66f8\u304d\u8fbc\u307f\u7b49\u3092\u884c\u3063\u3066\u3044\u305f\u5834\u5408\u3001\u30dd\u30b8\u30b7\u30e7\u30f3\u3092\u5148\u982d\u306b\u623b\u3055\u306a\u3044\u3068\u3001\u5b9f\u884c\u6642\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u308b\u3088\u3046\u3060\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism undefined-numbers lang-csharp\" data-file=\"\u30b9\u30c8\u30ea\u30fc\u30e0\u304b\u3089\" data-lang=\"C#\"><code>Stream stm = MemoryStream();\n\/\/ \u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u306b\u66f8\u304d\u8fbc\u307f\n\u30fb\u30fb\u30fb\n\/\/ \u30dd\u30b8\u30b7\u30e7\u30f3\u3092\u5148\u982d\u306b\nstm.Seek(0L,SeekOrigin.Begin);\nreturn File(stm,&quot;application\/octet-stream&quot;,filename);<\/code><\/pre><\/div>\n\n\n\n<p>\u3084\u3063\u3071\u308a\u3001\u57fa\u790e\u3092\u899a\u3048\u306a\u3044\u3068\u3060\u3081\u3060\u306d\u30fb\u30fb\u30fb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ee5\u524d\u306b\u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306e\u4ef6\u3067\u3082\u5c11\u3057\u66f8\u3044\u305f\u304c\u3001asp.net core web &hellip; <a href=\"https:\/\/sumomo.ohwaki.jp\/wordpress\/?p=291\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,12,9,11,4],"tags":[],"class_list":["post-291","post","type-post","status-publish","format-standard","hentry","category-net","category-asp-net-core","category-c","category-dotnetcore","category-4"],"_links":{"self":[{"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=291"}],"version-history":[{"count":12,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/291\/revisions"}],"predecessor-version":[{"id":304,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/291\/revisions\/304"}],"wp:attachment":[{"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}