php options 請求跨域

請求跨域，前端發送options請求時，加上一下請求頭即可：

header("Access-Control-Allow-Origin: *");
header("Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept, Authorization");
header('Access-Control-Allow-Methods: GET, POST, PUT,DELETE,OPTIONS,PATCH');

注：加在入口文件