用管理员身份运行vs
添加引用
using Microsoft.AspNetCore.Cors;
修改
public void Configure(IApplicationBuilder app, IHostingEnvironment env)
{
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
app.UseCors(builder =>
{
builder.AllowAnyHeader();
builder.AllowAnyMethod();
builder.AllowAnyOrigin();
});
app.UseMvc();
}
修改c盘host文件C:WindowsSystem32driversetc
# localhost name resolution is handled within DNS itself.
# IP地址 localhost
# 127.0.0.1 localhost
# ::1 localhost
---cmd 运行 ipconfig /flushdns