{"id":59517,"date":"2024-10-12T22:36:38","date_gmt":"2024-10-12T14:36:38","guid":{"rendered":"https:\/\/server.hk\/cnblog\/59517\/"},"modified":"2024-10-12T22:36:38","modified_gmt":"2024-10-12T14:36:38","slug":"c-winform%e6%95%99%e7%a8%8b%ef%bc%9a%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%ef%bc%9f-c-winform%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/59517\/","title":{"rendered":"C Winform\u6559\u7a0b\uff1a\u5982\u4f55\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\uff1f (c winform\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5)"},"content":{"rendered":"<h1 id=\"c-winform%e6%95%99%e7%a8%8b%ef%bc%9a%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%ef%bc%9f-EWqdzXPLPZ\">C Winform\u6559\u7a0b\uff1a\u5982\u4f55\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\uff1f<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u5df2\u7d93\u6210\u70ba\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002C# WinForms\u662f\u4e00\u500b\u5f37\u5927\u7684\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u6846\u67b6\uff0c\u80fd\u5920\u8f15\u9b06\u5730\u8207\u5404\u7a2e\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728C# WinForms\u4e2d\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"1-%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-EWqdzXPLPZ\">1. \u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u5de5\u5177\uff1a<\/p>\n<ul>\n<li>Visual Studio\uff08\u5efa\u8b70\u4f7f\u7528\u6700\u65b0\u7248\u672c\uff09<\/li>\n<li>SQL Server\u6216\u5176\u4ed6\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08\u5982MySQL\u3001SQLite\u7b49\uff09<\/li>\n<\/ul>\n<h2 id=\"2-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab-EWqdzXPLPZ\">2. \u5275\u5efa\u6578\u64da\u5eab<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u9023\u63a5\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5275\u5efa\u4e00\u500b\u6578\u64da\u5eab\u3002\u4ee5SQL Server\u70ba\u4f8b\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>CREATE DATABASE SampleDB;<\/code><\/pre>\n<p>\u63a5\u8457\uff0c\u60a8\u53ef\u4ee5\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u4e00\u500b\u8868\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    Id INT PRIMARY KEY IDENTITY,\n    Name NVARCHAR(100),\n    Email NVARCHAR(100)\n);<\/code><\/pre>\n<h2 id=\"3-%e5%9c%a8c-winforms%e4%b8%ad%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-EWqdzXPLPZ\">3. \u5728C# WinForms\u4e2d\u6dfb\u52a0\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u5728Visual Studio\u4e2d\u5275\u5efa\u4e00\u500b\u65b0\u7684WinForms\u61c9\u7528\u7a0b\u5e8f\uff0c\u7136\u5f8c\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u6dfb\u52a0\u6578\u64da\u5eab\u9023\u63a5\uff1a<\/p>\n<h3 id=\"3-1-%e5%bc%95%e5%85%a5%e5%bf%85%e8%a6%81%e7%9a%84%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93-EWqdzXPLPZ\">3.1 \u5f15\u5165\u5fc5\u8981\u7684\u547d\u540d\u7a7a\u9593<\/h3>\n<p>\u5728\u60a8\u7684C#\u4ee3\u78bc\u6587\u4ef6\u4e2d\uff0c\u9996\u5148\u9700\u8981\u5f15\u5165\u4ee5\u4e0b\u547d\u540d\u7a7a\u9593\uff1a<\/p>\n<pre><code>using System.Data;\nusing System.Data.SqlClient;<\/code><\/pre>\n<h3 id=\"3-2-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%e5%ad%97%e7%ac%a6%e4%b8%b2-EWqdzXPLPZ\">3.2 \u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\u5b57\u7b26\u4e32<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u5b9a\u7fa9\u4e00\u500b\u9023\u63a5\u5b57\u7b26\u4e32\uff0c\u4ee5\u4fbf\u9023\u63a5\u5230\u60a8\u7684\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>string connectionString = \"Server=your_server;Database=SampleDB;User Id=your_username;Password=your_password;\";<\/code><\/pre>\n<p>\u8acb\u6839\u64da\u60a8\u7684\u6578\u64da\u5eab\u8a2d\u7f6e\u66ff\u63db\u76f8\u61c9\u7684\u53c3\u6578\u3002<\/p>\n<h3 id=\"3-3-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-EWqdzXPLPZ\">3.3 \u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n<p>\u4f7f\u7528SqlConnection\u985e\u4f86\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5be6\u73fe\u7684\uff1a<\/p>\n<pre><code>using (SqlConnection connection = new SqlConnection(connectionString))\n{\n    connection.Open();\n    \/\/ \u5728\u9019\u88e1\u57f7\u884c\u6578\u64da\u5eab\u64cd\u4f5c\n}<\/code><\/pre>\n<h2 id=\"4-%e5%9f%b7%e8%a1%8c%e6%9f%a5%e8%a9%a2-EWqdzXPLPZ\">4. \u57f7\u884c\u67e5\u8a62<\/h2>\n<p>\u4e00\u65e6\u9023\u63a5\u6210\u529f\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528SqlCommand\u4f86\u57f7\u884cSQL\u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u63d2\u5165\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>string insertQuery = \"INSERT INTO Users (Name, Email) VALUES (@Name, @Email)\";\nusing (SqlCommand command = new SqlCommand(insertQuery, connection))\n{\n    command.Parameters.AddWithValue(\"@Name\", \"John Doe\");\n    command.Parameters.AddWithValue(\"@Email\", \"john.doe@example.com\");\n    command.ExecuteNonQuery();\n}<\/code><\/pre>\n<h2 id=\"5-%e7%8d%b2%e5%8f%96%e6%95%b8%e6%93%9a-EWqdzXPLPZ\">5. \u7372\u53d6\u6578\u64da<\/h2>\n<p>\u60a8\u4e5f\u53ef\u4ee5\u5f9e\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>string selectQuery = \"SELECT * FROM Users\";\nusing (SqlCommand command = new SqlCommand(selectQuery, connection))\n{\n    using (SqlDataReader reader = command.ExecuteReader())\n    {\n        while (reader.Read())\n        {\n            Console.WriteLine($\"Id: {reader[\"Id\"]}, Name: {reader[\"Name\"]}, Email: {reader[\"Email\"]}\");\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"6-%e9%8c%af%e8%aa%a4%e8%99%95%e7%90%86-EWqdzXPLPZ\">6. \u932f\u8aa4\u8655\u7406<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u932f\u8aa4\u8655\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528try-catch\u584a\u4f86\u6355\u7372\u7570\u5e38\uff1a<\/p>\n<pre><code>try\n{\n    \/\/ \u6578\u64da\u5eab\u64cd\u4f5c\n}\ncatch (SqlException ex)\n{\n    Console.WriteLine($\"SQL\u932f\u8aa4: {ex.Message}\");\n}\ncatch (Exception ex)\n{\n    Console.WriteLine($\"\u5176\u4ed6\u932f\u8aa4: {ex.Message}\");\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-EWqdzXPLPZ\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728C# WinForms\u4e2d\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\uff0c\u5305\u62ec\u74b0\u5883\u6e96\u5099\u3001\u6578\u64da\u5eab\u5275\u5efa\u3001\u9023\u63a5\u5b57\u7b26\u4e32\u8a2d\u7f6e\u3001\u57f7\u884c\u67e5\u8a62\u53ca\u932f\u8aa4\u8655\u7406\u7b49\u6b65\u9a5f\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u77e5\u8b58\u5f8c\uff0c\u60a8\u5c07\u80fd\u5920\u66f4\u6709\u6548\u5730\u958b\u767c\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u7684\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684\u670d\u52d9\u3002\u6211\u5011\u63d0\u4f9b\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u65b9\u6848\uff0c\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728C Winform\u4e2d\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\uff0c\u638c\u63e1\u6b65\u9a5f\u8207\u6280\u5de7\uff0c\u8f15\u9b06\u5be6\u73fe\u6578\u64da\u64cd\u4f5c\u8207\u7ba1\u7406\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-59517","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=59517"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59517\/revisions"}],"predecessor-version":[{"id":59518,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59517\/revisions\/59518"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=59517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=59517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=59517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}