asp.net core で Cross-Originの設定を行う

asp.net

Microsoft.AspNetCore.Cors

Startup.cs

add services.AddCors();

public void ConfigureServices(IServiceCollection services)
{
    services.AddCors();
}

add app.UseCors

public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
{

    app.UseCors(builder => builder
        .AllowAnyOrigin()
        .AllowAnyMethod()
        .AllowAnyHeader()
        .AllowCredentials());

    app.UseCors(
        options => options.WithOrigins("http://example.com").AllowAnyMethod()
    );

    app.UseMvc();
}

Enabling CORS in ASP.net Core - .NET Core Tutorials