http://127.0.0.1:8000/' from origin 'http://localhost:62570' has been blocked by CORS policy: Request headerfield access-control-allow-origin is not allowed by Access-Control-Allow-Headers in preflight response我尝试添加中间件和CORS_ALLOW_ALL_ORIGINS
我必须承认我不太理解跨域请求。我在一个叫utility.php的页面上发帖。<?('Access-Control-Allow-Origin: *');
header('Access-Control-Allow-Methods: POST, GET, OPTIONS');Request header field Access-Control-Allow-Origin i