PHP允许跨域终极解决办法

header("access-control-allow-headers: Accept,Authorization,Cache-Control,Content-Type,DNT,If-Modified-Since,Keep-Alive,Origin,User-Agent,X-Mx-ReqToken,X-Requested-With");
header("access-control-allow-methods: GET, POST, PUT, DELETE, HEAD, OPTIONS");
header("access-control-allow-credentials: true");
header("access-control-allow-origin: *");
header('X-Powered-By: WAF/2.0');