尝试在 chrome 中加载 pdf 并打印,但一直无法加载 pdf 文档
$s = curl_init();
curl_setopt($s,CURLOPT_URL,$url);
curl_setopt($s,CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($s,CURLOPT_RETURNTRANSFER,true);
curl_setopt($s,CURLOPT_POSTFIELDS,http_build_query($t));
header('Content-type: application/pdf');
$r = curl_exec($s);
curl_close($s);
e($r);