微软官网：
https://docs.microsoft.com/zh-cn/aspnet/core/security/cors?view=aspnetcore-5.0
.net版本.NET5
主要作用语句
services.AddCors(options =>
{
options.AddDefaultPolicy(
builder =>
{
builder.WithOrigins("*");
});
});
app.UseCors();
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
namespace WebApi_gdd_jx_scale
{
public class Startup
{
public Startup(IConfiguration configuration)
{
Configuration = configuration;
}
public IConfiguration Configuration {
get; }
// This method gets called by the runtime. Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
services.AddCors(options =>
{
options.AddDefaultPolicy(
builder =>
{
builder.WithOrigins("*");
});
});
services.AddControllers()
//自定义序列化，需要引用包Microsoft.AspNetCore.Mvc.NewtonsoftJson
//.AddNewtonsoftJson();
.AddNewtonsoftJson(options => options.UseMemberCasing());
}
// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
{
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
app.UseRouting();
app.UseAuthorization();
app.UseCors();
app.UseEndpoints(endpoints =>
{
endpoints.MapControllers();
//endpoints.MapControllerRoute(
// name: "default",
// pattern: "api/{controller=scale}/{action=Get}/{id?}");
});
}
}
}