cors Startup ConfigureService Complete

Startup.cs

public static void ConfigureService(IServiceCollection services, IConfiguration configuration)
{
    services.AddCors(options =>
    {
        options.AddPolicy("AllowAnyOrigin",
            builder => builder
                .AllowAnyOrigin()
                .AllowAnyMethod()
                .AllowAnyHeader());                
        options.AddPolicy("AllowSpecificOrigins",
            builder =>
            {
                List<CorsOrigin> origins = new List<CorsOrigin>();
                configuration.GetSection("cors:origins").Bind(origins);
                foreach (var o in origins)
                {                            
                    builder.WithOrigins(o.Uri);
                }
                builder
                    .AllowAnyMethod()
                    .AllowAnyHeader()
                    .AllowCredentials();
            });                    
    });            
}