cors 跨域

ServiceWechat/ServiceWechat/Startup.cs

@@ -30,6 +30,15 @@ namespace ServiceWechat.Api
         // 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.AddPolicy("CorsDev",
+                builder => builder.AllowAnyOrigin()
+                .AllowAnyMethod()
+                .AllowAnyHeader()
+                .AllowCredentials());
+            });
             services.AddMvc();
 
         }
@@ -41,7 +50,7 @@ namespace ServiceWechat.Api
             {
                 app.UseDeveloperExceptionPage();
             }
-
+            app.UseCors("CorsDev");
             app.UseMvc();
             app.UseStaticFiles(); // For the wwwroot folder