using BlazingPizza.Data; 此陳述式可讓應用程式使用新的服務。 在app.Run(); 方法上插入此區段: C# 複製 ... // Initialize the database var scopeFactory = app.Services.GetRequiredService<IServiceScopeFactory>(); using (var scope = scopeFactory.CreateScope()) { var ...
Server=(localdb)\mssqllocaldb;Database=BlazorWebAppMoviesContext-00001111-aaaa-2222-bbbb-3333cccc4444;Trusted_Connection=True;MultipleActiveResultSets=true将应用部署到测试/暂存或生产服务器时,安全地将连接字符串存储在项目的配置文件之外。警告 不要在客户端代码中存储应用机密、连接字符串、凭据、...
privateList<TaskDto>taskDtos=newList<TaskDto>();boolisLoading=true;protectedasyncoverrideTaskOnInitializedAsync(){isLoading=true;taskDtos=awaitHttp.GetFromJsonAsync<List<TaskDto>>("api/Task/GetToDayTask");isLoading=false;awaitbase.OnInitializedAsync();} Http.GetFromJsonAsync<List<TaskDto>>使用Htt...
private List<TaskDto> taskDtos = new List<TaskDto>(); bool isLoading = true; protected async override Task OnInitializedAsync() { isLoading = true; taskDtos = await Http.GetFromJsonAsync<List<TaskDto>>("api/Task/GetToDayTask"); isLoading = false; await base.OnInitializedAsync(); } ...
ControllerBase { private static readonly string[] Summaries = new[] { "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching" }; [HttpGet] public async Task<IEnumerable<WeatherForecast>> Get() { var rng = new Random(); var user = ...
(o => OrderWithStatus.FromOrder(o)).ToList(); } [HttpPost] public async Task<ActionResult<int>> PlaceOrder(Order order) { order.CreatedTime = DateTime.Now; // Enforce existence of Pizza.SpecialId and Topping.ToppingId // in the database - p...
internal static string GetBillMaxNo(Database db, string prefix) { var sql = $"select max(BillNo) from KmBill where CompNo=@CompNo and BillNo like '{prefix}%'"; return db.Scalar<string>(sql, new { db.User.CompNo }); } //List //根据表头ID获取表体数据 internal static List<KmBil...
在Data文件夹中创建一个名为MySqlDataAccess.cs的文件。这是我们封装的 MySQL 数据访问类。 usingMySql.Data.MySqlClient;usingSystem.Data;namespaceMyBlazorApp.Data{publicclassMySqlDataAccess{privatestringconnectionString="Server=localhost;Database=mydatabase;User ID=myuser;Password=mypassword";// Constructor...
}usingvardb =awaitdbContextFactory.CreateDbContextAsync();awaitdb.Database.EnsureCreatedAsync(); } } image 在Program.cs进行注册 那么你就可以在Backgroud里面注入并在初始化方法中拿到db上下文 [Inject]publicDataSynchronizer DataSynchronizer {get;set; }//db上下文privateClientSideDbContext db;protectedoverride...
Scaffolding a complete CRUD applications from a database Built-in security - authentication and authorization Visual Studio Code and Professional support Deployment to IIS and Azure Dedicated support with 24 hour guaranteed response time Active community forum ...