{"id":452,"date":"2022-03-23T09:39:45","date_gmt":"2022-03-23T00:39:45","guid":{"rendered":"https:\/\/sumomo.ohwaki.jp\/wordpress\/?p=452"},"modified":"2022-03-29T07:54:12","modified_gmt":"2022-03-28T22:54:12","slug":"asp-net-core-mvc%e3%81%a7%e3%81%ae%e5%85%a5%e5%8a%9b%e5%80%a4%e6%a4%9c%e8%a8%bc%e5%af%be%e8%b1%a1%e5%a4%96%e8%a8%ad%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/sumomo.ohwaki.jp\/wordpress\/?p=452","title":{"rendered":"ASP.NET Core MVC\u3067\u306e\u5165\u529b\u5024\u691c\u8a3c\u5bfe\u8c61\u5916\u8a2d\u5b9a"},"content":{"rendered":"\n

ASP.NET Core MVC\u3067\u306f\u3001\u5165\u529b\u5148\u3068\u306a\u308b\u3001\u30af\u30e9\u30b9\u306b\u691c\u8a3c\u7528\u306e\u5c5e\u6027\u3092\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u5165\u529b\u30d5\u30a9\u30fc\u30e0\u306e\u691c\u8a3c\u3092\u7c21\u5358\u306b\u884c\u3046\u4e8b\u304c\u53ef\u80fd\u3067\u3042\u308b\u3002<\/p>\n\n\n\n

\u305f\u3060\u3001@model\u3067\u6307\u5b9a\u3057\u305fModel\u5168\u3066\u304c\u691c\u8a3c\u5bfe\u8c61\u3068\u306a\u308b\u305f\u3081\u3001\u3053\u3053\u306bI\/F\u7528\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306a\u3069\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u5165\u308c\u308b\u3068\u3001\u4f55\u3082\u6307\u5b9a\u3057\u306a\u3044\u9650\u308a\u3001\u691c\u8a3c\u30a8\u30e9\u30fc\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u3088\u3046\u3060\u3002<\/p>\n\n\n\n

\u4f8b)<\/p>\n\n\n\n

public class AddModel {\n    public Person Person { get; set; } = null!;\n    public string Message { get; set; } = null!;\n}\n\npublic class Person {\n    [Key]\n    [Required(ErrorMessage ="\u793e\u54e1\u756a\u53f7\u306f\u5fc5\u9808\u3067\u3059\u3002")]\n    public string EmpNo { get; set; } = null!;\n    [Required(ErrorMessage ="\u6c0f\u540d\u306f\u5fc5\u9808\u3067\u3059\u3002")]\n    public string Name { get; set; } = null!;\n    [Required(ErrorMessage ="\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u5fc5\u9808\u3067\u3059\u3002")]\n    [EmailAddress]\n    public string Mail { get; set; } = null!;\n    public DateTime Birthday { get; set; }\n}<\/code><\/pre><\/div>\n\n\n\n
@model AddModel\n\n<span>@Model.Message<\/span>\n\n\u793e\u54e1\u756a\u53f7:<input for="Person.EmpNo"\/>\u00a0@Html.ValidationMessage("Person.EmpNo")<br\/>\n\u6c0f\u540d:<input for="Person.Name"\/>\u00a0@Html.ValidationMessage("Person.EmpNo")<br\/>\n\u30fb\u30fb\u30fb\n<button asp-action="AddRecord">\u8ffd\u52a0<\/button>\n\u30fb\u30fb\u30fb<\/code><\/pre><\/div>\n\n\n\n
public IActionResult AddRecord(AddModel model) {\n\n    if (!ModelState.IsValid) {\t\/\/ Message\u306e\u305b\u3044\u3067\u5e38\u306bfalse\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u30fb\u30fb\u30fb\n        model.Message = "\u4e0d\u6b63\u306a\u5165\u529b\u304c\u3042\u308a\u307e\u3059";\n        return View("Add",model);\n    }\n\t\u30fb\u30fb\u30fb\n\tvar cnt = ctx.Personel.Where(v=>v.EmpNo == model.Person.EmpNo).Count();\n\tif (cnt != 0) {\n        model.Message = $"\u793e\u54e1\u756a\u53f7'{model.Person.EmpNo}'\u306f\u65e2\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u307e\u3059";\n        return View("Add",model);\n\t}\n\t\u30fb\u30fb\u30fb\n}<\/code><\/pre><\/div>\n\n\n\n
\u3044\u308d\u3044\u308d\u3001\u8a66\u3057\u3066\u307f\u305f\u304c\u3001\u4e2d\u3005\u3001\u89e3\u6c7a\u3067\u304d\u306a\u304b\u3063\u305f\u3002\u691c\u8a3c\u7528\u306e\u5c5e\u6027\u3092\u8abf\u3079\u305f\u7d50\u679c\u3001ValidateNever<\/strong>\u5c5e\u6027\u3092\u4ed8\u3051\u308b\u3068\u3001\u691c\u8a3c\u5bfe\u8c61\u5916\u3068\u306a\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u8a66\u3057\u305f\u3089\u3046\u307e\u304f\u52d5\u3044\u305f\u3088\u3002<\/p>\n\n\n\n
using Microsoft.AspNetCore.Mvc.ModelBinding.Validation;\n\u30fb\u30fb\u30fb\npublic class AddModel {\n    public Person Person { get; set; } = null!;\n    [ValidateNever]\n    public string Message { get; set; } = null!;\n}<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"
ASP.NET Core MVC\u3067\u306f\u3001\u5165\u529b\u5148\u3068\u306a\u308b\u3001\u30af\u30e9\u30b9\u306b\u691c\u8a3c\u7528\u306e\u5c5e\u6027\u3092\u4ed8\u3051\u308b … \u7d9a\u304d\u3092\u8aad\u3080 →<\/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":[18,12,9,4],"tags":[],"class_list":["post-452","post","type-post","status-publish","format-standard","hentry","category-net","category-asp-net-core","category-c","category-4"],"_links":{"self":[{"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/452","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=452"}],"version-history":[{"count":4,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/452\/revisions"}],"predecessor-version":[{"id":459,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/452\/revisions\/459"}],"wp:attachment":[{"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sumomo.ohwaki.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}