{"id":2324,"date":"2021-10-01T05:08:02","date_gmt":"2021-09-30T21:08:02","guid":{"rendered":"https:\/\/www.develop-note.com\/blog\/?p=2324"},"modified":"2022-02-16T17:34:05","modified_gmt":"2022-02-16T09:34:05","slug":"view-razor","status":"publish","type":"post","link":"https:\/\/www.develop-note.com\/blog\/2021\/10\/01\/view-razor\/","title":{"rendered":"D-14 \u6e32\u67d3 ? view ? razor"},"content":{"rendered":"

view \u7684\u6e32\u67d3<\/h1>\n

\u5728\u9019\u5e7e\u5929\u5c0f\u5149\u8a8d\u8b58\u4e86dotnetcore\u7684\u7db2\u9801\u958b\u767c\u76f8\u95dc\u77e5\u8b58\uff0c\u5f9e\u8acb\u6c42\u6d41\u6c34\u7dda\u3001\u8def\u7531\u5230\u904e\u6ffe\u5668\uff0c\u5df2\u7d93\u628a\u57fa\u672c\u7684\u7db2\u9801\u7a0b\u5f0f\u958b\u767c\u77e5\u8b58\u90fd\u5b78\u904e\u4e86\uff0c\u6240\u4ee5\u4eca\u5929\u8981\u4f86\u4ecb\u7d39\u5982\u4f55\u6e32\u67d3View\u7684\u90e8\u5206\u3002<\/p>\n

<\/p>\n

view \u662f\u4ec0\u9ebc<\/h2>\n

\u300c\u524d\u8f29\uff0c\u6211\u5011\u7db2\u9801\u7a0b\u5f0f\u7684html\u90fd\u662f\u600e\u9ebc\u7522\u751f\u7684\u963f\u300d
\n\u4e00\u5927\u65e9\u5c0f\u5149\u6c92\u982d\u6c92\u8166\u7684\u554f\u984c\u8b93\u5927\u982d\u5f9e\u9700\u6c42\u6587\u4ef6\u5806\u4e2d\u63a2\u51fa\u982d\u4f86\u3002
\n\u300c\u56e0\u70ba\u5728\u4e2d\u4ecb\u5c64\u8edf\u9ad4\u90a3\u500b\u4ecb\u7d39\u4e2d\u770b\u5230\u600e\u9ebc\u8fd4\u56de\u8cc7\u8a0a\u7d66\u4f7f\u7528\u8005\uff0c\u6240\u4ee5\u5c31\u5f88\u7d0d\u60b6\u90a3\u4e9b\u6f02\u4eae\u7684\u7db2\u9801\u8981\u600e\u9ebc\u8655\u7406\u963f\u3002\u300d
\n\u9019\u6642\u5927\u982d\u624d\u4e86\u89e3\u5c0f\u5149\u60f3\u554f\u7684\u554f\u984c\u662f\u751a\u9ebc\uff0c\u6240\u4ee5\u4ed6\u559d\u4e86\u4e00\u676f\u6c34\u5f8c\u8ddf\u5c0f\u5149\u9019\u6a23\u8aaa\u3002
\n\u300c\u6240\u4ee5\u4f60\u662f\u60f3\u8981\u4e86\u89e3\u4f3a\u670d\u5668\u7aef\u7684\u7db2\u9801\u662f\u600e\u9ebc\u6e32\u67d3\u51fa\u4f86\u7684\u963f\u3002\u300d
\n\u807d\u5230\u5927\u982d\u9019\u9ebc\u554f\u5c0f\u5149\u4e0d\u4f4f\u7684\u9ede\u982d\u3002
\n\u300c\u597d\u5427\uff0c\u90a3\u6211\u5011\u4eca\u5929\u5c31\u4f86\u5206\u4eab\u4e00\u4e0bdotnetcore\u7684MVC\u662f\u600e\u9ebc\u6e32\u67d3View\u7684\u90e8\u5206\u3002\u300d<\/p>\n

view \u600e\u9ebc\u6e32\u67d3<\/h2>\n

\u9019\u908a\u4ee5MVC\u4f86\u8aaa\u660eview<\/a>\u600e\u9ebc\u6e32\u67d3\uff0c\u4e4b\u524d\u7684\u5167\u5bb9\u63d0\u5230\u4e86\u4e2d\u4ecb\u5c64\u8edf\u9ad4\u53ca\u904e\u6ffe\u5668\uff0c\u7576\u8acb\u6c42\u4e00\u500b\u500b\u901a\u904e\u4e86\u4e4b\u5f8c\u6703\u4f86\u5230Controller\u7684Action\uff0c\u800cAction\u7684\u6700\u5f8c\u5c31\u6703\u6c7a\u5b9a\u8981\u8fd4\u9084\u751a\u9ebc\u6771\u897f\u7d66\u4f7f\u7528\u8005\uff0c\u6240\u4ee5\u9019\u88e1\u7684\u6e32\u67d3\u5c31\u662f\u6307Action\u600e\u9ebc\u628a\u8981\u50b3\u7d66\u4f7f\u7528\u8005\u7684\u8cc7\u6599\u5448\u73fe\u51fa\u4f86\u3002\u56e0\u6b64\u9019\u90e8\u5206\u53ef\u4ee5\u5206\u6210\u5169\u968e\u6bb5\u4f86\u8aaa\u660e\uff0c\u9996\u5148\u7b2c\u4e00\u968e\u6bb5\u8981\u8655\u7406\u7684\u662f\u8981\u600e\u9ebc\u628a\u8cc7\u6599\u5f9eAction\u50b3\u7d66View\u7684\u90e8\u5206\uff0c\u7b2c\u4e8c\u500b\u968e\u6bb5\u518d\u4f86\u8aaa\u660e\u756b\u9762\u600e\u9ebc\u8655\u7406\u50b3\u9032\u4f86\u7684\u8cc7\u6599\u8ddf\u5982\u4f55\u628a\u8cc7\u6599\u8f49\u63db\u6210Html\u5f8c\u8fd4\u9084\u7d66\u4f7f\u7528\u8005\u3002\u6240\u4ee5\u63a5\u4e0b\u4f86\u4ee5\u9019\u5169\u65b9\u9762\u4f86\u8aaa\u660e\u3002<\/p>\n

\u8cc7\u6599\u7684\u50b3\u905e<\/h3>\n

\u73fe\u4ee3\u7684\u7db2\u9801\u5167\u5bb9\u6bd4\u8f03\u591a\uff0c\u6240\u4ee5\u5f88\u591a\u6771\u897f\u662f\u4f9d\u64da\u4f7f\u7528\u8005\u50b3\u5165\u7684\u8cc7\u6599\u4e0d\u540c\u800c\u8fd4\u9084\u4e0d\u540c\u7684html\uff0c\u6240\u4ee5\u9019\u908a\u5f88\u591a\u6771\u897f\u662f\u9700\u8981\u4f3a\u670d\u5668\u7aef\u6c7a\u5b9a\u8981\u6e32\u67d3\u751a\u9ebc\u8cc7\u8a0a\uff0c\u6240\u4ee5\u9700\u8981\u518dAction\u88e1\u9762\u53bb\u7531\u8cc7\u6599\u5eab\u53d6\u5f97\u8cc7\u6599\u6216\u662f\u7531\u7a0b\u5f0f\u908f\u8f2f\u6c7a\u5b9a\u8981\u6e32\u67d3\u751a\u9ebc\u8cc7\u6599\uff0c\u56e0\u6b64\u8981\u5982\u4f55\u5c07\u8cc7\u6599\u50b3\u905e\u5230view\u88e1\u9762\u5c31\u662f\u9019\u90e8\u5206\u8981\u8aaa\u660e\u7684\u5167\u5bb9\u3002\u8cc7\u6599\u7684\u50b3\u905e\u53ef\u4ee5\u5148\u5206\u6210\u5169\u7a2e\u4e00\u7a2e\u662f\u5f37\u884c\u5225\u7684ViewModel<\/code>\u53e6\u4e00\u7a2e\u662f\u82e5\u578b\u5225\u7684ViewBag<\/code>\u8ddfViewData<\/code>\u9084\u6709\u540c\u4e00\u8acb\u6c42\u53ef\u4ee5\u4f7f\u7528\u7684TempData<\/code>\u3002<\/p>\n

ViewModel<\/h4>\n

\u9996\u5148\u8aaa\u660e\u5f37\u884c\u5225\u7684ViewModel\uff0c\u7c21\u55ae\u8aaa\u660e\u5c31\u662f\u5b9a\u7fa9\u4e00\u985e\u5225\uff0c\u4e26\u4e14\u53ef\u4ee5\u5728\u985e\u5225\u4e0a\u7684Property\u4e0a\u639bAttribute\u53ef\u4ee5\u81ea\u52d5\u5728html\u4e0a\u9762\u505a\u8655\u7406\u3002\u5982\u4e0b\u6240\u793a\u3002<\/p>\n

public class CustomViewModel\n{\n    [Display(Name = "First Name")]\n    public string FirstName { get; set; }\n\n    [Display(Name = "Last Name")]\n    public string LastName { get; set; }\n}<\/code><\/pre>\n
\u800c\u5176\u4f7f\u7528\u65b9\u5f0f\u5c31\u76f4\u63a5\u628aViewModel\u50b3\u5230\u65b9\u6cd5\u88e1\u9762\u5373\u53ef\u3002<\/p>\n
public IActionResult About()\n{\n    var viewModel = new CustomViewModel{};\n\n    return View(viewModel);\n}<\/code><\/pre>\n
\u9664\u4e86\u986f\u793a\u4e4b\u5916\uff0cViewModel\u5728\u50b3\u5165\u8cc7\u8a0a(FormPost)\u524d\u6703\u505a\u9a57\u8b49\uff0c\u5165\u9a57\u8b49\u932f\u8aa4\u4e5f\u6703\u5148\u986f\u793a\u932f\u8aa4\u8a0a\u606f\u800c\u4e0d\u6703POST\u5230\u4f3a\u670d\u5668\u7aef\u3002\u7136\u5f8c\u9664\u4e86\u985e\u5225\u4e4b\u5916\u9084\u53ef\u4ee5\u50b3\u905eIEnumerable\u6cdb\u578b\u7269\u4ef6\u3002<\/p>\n
ViewBag<\/h4>\n
ViewBag\u8ddfViewData\u7684\u5dee\u5225\u5c31\u5728\u65bc\u662fViewBag\u662fdynamic<\/code>\u800cViewData\u662f\u5b57\u5178\u985e\u5225\uff0c\u800c\u5176\u5167\u5bb9\u90fd\u76f8\u540c\u3002<\/p>\n
public IActionResult About()\n{\n    ViewBag.Message = "Your application description page.";\n\n    return View();\n}<\/code><\/pre>\n
ViewData<\/h4>\n
ViewData\u7684\u4f7f\u7528\u65b9\u5f0f\u5982\u4e0b\uff0c\u4e0d\u904e\u9019\u908a\u8981\u6ce8\u610fViewBag\u662f\u7531ViewData\u5c01\u88dd\u800c\u4f86\u7684\uff0c\u6240\u4ee5\u7576\u4f7f\u7528\u5f97Key\u503c\u76f8\u540c\u6642\u8cc7\u6599\u6703\u88ab\u84cb\u904e\u53bb\u3002<\/p>\n
public IActionResult About()\n{\n    ViewData["Message"] = "Your application description page.";\n\n    return View();\n}<\/code><\/pre>\n
TempData<\/h4>\n
\u6700\u5f8c\u8aaa\u5230TempData\u7684\u4f7f\u7528\uff0c\u5982\u540cViewData<\/code>\u4e00\u6a23\uff0c\u4ed6\u662f\u4e00\u500b\u5b57\u5178\u683c\u5f0f\u7684\u5bb9\u5668\uff0c\u6240\u4ee5\u4f7f\u7528\u65b9\u5f0f\u5982\u4e0b\u6240\u793a\u3002<\/p>\n
public IActionResult About()\n{\n    TempData["Message"] = "Your application description page.";\n\n    return View();\n}<\/code><\/pre>\n
\u800cTempData\u8207ViewBag\u3001ViewData\u4e0d\u540c\u7684\u5730\u65b9\u662f\u4ed6\u662f\u53ef\u4ee5\u8de8Controller\u5b58\u53d6\u7684\uff0c\u53ea\u8981\u662f\u540c\u4e00\u500b\u8acb\u6c42\u4e0b\u5c31\u53ef\u4ee5\u5b58\u53d6\u5230\u540c\u6a23\u7684TempData\uff0c\u4f46\u662f\u5c31\u662f\u56e0\u70ba\u4ed6\u662f\u628a\u8cc7\u6599\u653e\u5728Session\u4e4b\u4e2d\uff0c\u800c\u56e0\u70baGDPR<\/a>\u7684\u95dc\u4fc2\uff0c\u9810\u8a2d\u7684dotnetcore\u4e0d\u6703\u7279\u5225\u958b\u555fSession\u4e0d\u904e\u5982\u679c\u8981\u4f7f\u7528TempData\u8981\u958b\u555f\u5426\u5247\u53d6\u51fa\u4f86\u7684TempData\u6703\u662fnull\u3002<\/p>\n
public void ConfigureServices(IServiceCollection services)\n{\n    services.AddControllersWithViews()\n        .AddSessionStateTempDataProvider();\n\n    services.AddSession();\n}<\/code><\/pre>\n
\u756b\u9762\u5448\u73fe<\/h3>\n
\u9019\u908a\u8655\u7406view\u7684\u90e8\u5206\u4f7f\u7528\u7684\u662fRazor\u8a9e\u6cd5<\/a>\uff0c\u6240\u4ee5\u4e3b\u8981\u662f\u7522\u751f.cshtml<\/code>\u7684\u6a94\u6848\u4e26\u4f9d\u7167MVC\u7684\u7fd2\u6163\u628a\u8cc7\u6599\u653e\u5728Views\u8cc7\u6599\u593e\u4e0b\u4ee5Controller\u70ba\u547d\u540d\u7684\u8cc7\u6599\u593e\u7684Action\u70ba\u6a94\u540d\uff0c\u5982\u4e0b\u914d\u7f6e\u3002<\/p>\n
.\n\u251c\u2500\u2500Views\n  \u251c\u2500\u2500Home\n    \u251c\u2500\u2500Index.cshtml\n.<\/code><\/pre>\n
\u9019\u908a\u7684\u8a9e\u6cd5\u7c21\u55ae\u8aaa\u5c31\u662f\u628ahtml\u7576\u7bc4\u672c\uff0c\u50b3\u5165ViewModel\u6642\u5728\u6700\u4e0a\u65b9\u5ba3\u544a\u5982\u4e0b\u5217\u6240\u793a\u3002<\/p>\n
@using Namespace\n@model CustomViewModel<\/code><\/pre>\n
\u800cViewBag<\/code>\u8ddfViewData<\/code>\u9084\u6709TempData<\/code>\u7684\u4f7f\u7528\u65b9\u5f0f\u5982\u4e0b<\/p>\n
@ViewBag.Message\n@ViewData["Message"]\n@TempData["Message"]<\/code><\/pre>\n
\u7136\u800c\u5982\u679c\u6709\u4f7f\u7528\u5230C#\u7684\u7a0b\u5f0f\u78bc\u53ef\u4ee5\u7528@<\/code>\u52a0\u4e0a<\/code>\u4f86\u5340\u9694\u958b\u4f86\u4f7f\u7528\uff0c\u7c21\u55ae\u8b1b\u5c31\u662f\u53ef\u4ee5\u5728html\u4e0a\u505a\u52d5\u614b\u8cc7\u6599\u8655\u7406\uff0c\u7c21\u55ae\u7bc4\u4f8b\u5982\u4e0b\u3002<\/p>\n
@if(Model.Condition)\n{\n    <div>True<div>\n}\nelse\n{\n    <div>False<div>\n}<\/code><\/pre>\n
\u4e0a\u8ff0\u7684\u4f8b\u5b50\u662fViewModel\u6709\u500bCondition\u7684bool\u5c6c\u6027\uff0c\u7576\u8a72\u5c6c\u6027\u70batrue\u6642\u6703\u986f\u793a<div>True<div><\/code>\u5426\u5247\u6703\u986f\u793a<div>False<div><\/code>\u3002
\n\u9664\u6b64\u4e4b\u5916\u9084\u6709partial view<\/a>\u7684\u7528\u6cd5\uff0c\u4e0d\u904e\u56e0\u70ba\u7bc7\u5e45\u95dc\u4fc2\u5148\u4ecb\u7d39\u5230\u9019\u908a\uff0c\u5f85\u4ee5\u5f8c\u6709\u6642\u9593\u5728\u5c08\u9580\u4ecb\u7d39\u9019\u90e8\u5206\u3002<\/p>\n
\u5f8c\u8a18<\/h2>\n
\u4eca\u5929\u4ecb\u7d39MVC\u600e\u9ebc\u6e32\u67d3\u756b\u9762\u51fa\u4f86\uff0c\u9019\u4e5f\u662f\u672c\u7cfb\u5217\u6587\u95dc\u65bc\u7db2\u61c9\u7a0b\u5f0f\u958b\u767c\u7684\u6700\u5f8c\u4e00\u7bc7\uff0c\u5f8c\u9762\u7684\u5167\u5bb9\u6703\u6bd4\u8f03\u504f\u5be6\u7528\u6280\u5de7\uff0c\u656c\u8acb\u671f\u5f85\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
view \u7684\u6e32\u67d3 \u5728\u9019\u5e7e\u5929\u5c0f\u5149\u8a8d\u8b58\u4e86dotnetcore\u7684\u7db2\u9801\u958b\u767c\u76f8\u95dc\u77e5\u8b58\uff0c\u5f9e\u8acb\u6c42\u6d41\u6c34\u7dda\u3001\u8def\u7531\u5230\u904e\u6ffe\u5668\uff0c\u5df2\u7d93\u628a … <\/p>\n
\u95b1\u8b80\u5168\u6587\u3008D-14 \u6e32\u67d3 ? view ? razor\u3009<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[2],"tags":[90,92,106],"class_list":["post-2324","post","type-post","status-publish","format-standard","hentry","category-develop","tag-2021ironman","tag-dotnetcore","tag-razor"],"_links":{"self":[{"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/posts\/2324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/comments?post=2324"}],"version-history":[{"count":26,"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/posts\/2324\/revisions"}],"predecessor-version":[{"id":2937,"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/posts\/2324\/revisions\/2937"}],"wp:attachment":[{"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/media?parent=2324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/categories?post=2324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.develop-note.com\/blog\/wp-json\/wp\/v2\/tags?post=2324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}