.NET 6配置EF Core数据库链接字符串

appsetting.json

{

  "Logging": {

    "LogLevel": {

      "Default": "Information",

      "Microsoft.AspNetCore": "Warning"

    }

  },

  "AllowedHosts": "*",

  "ConnectionStrings": {

    "ConnectionString": "server=localhost;Database=FakeXieChengDb;User Id=sa;Password=123"

  }

}

配置Program文件

public static void Main(string[] args)

        {

            var builder = WebApplication.CreateBuilder(args);

            //获取配置字符串

            var connectionString = builder.Configuration.GetConnectionString("ConnectionString");

            builder.Services.AddControllers();

            //添加上下文呢服务

            builder.Services.AddDbContext<APPDbContext>(option =>

            {

                option.UseSqlServer(connectionString);

            });

            var app = builder.Build();

            if (app.Environment.IsDevelopment())

            {

                app.UseDeveloperExceptionPage();

            }

            app.MapControllers();

            app.Run();

        }

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