Node 跨域 Access to XMLHttpRequest
2020-05-25 本文已影响0人
visitor009
如果跨域用到了put,patch方法，要在响应头设置
// koa
app.use(async (ctx, next) => {
ctx.set('Access-Control-Allow-Origin','*')
ctx.set("Access-Control-Allow-Methods", "POST, GET, DELETE,PATCH,PUT");
ctx.response.status = 200 ;
await next();
});
