<?php
 
// $url = "https://q.yuxingo.com.tw/billtest/posttest.php";
$url = "https://q.yuxingo.com.tw:443/billtest/posttest.php";
 echo $url;
 
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, '$url');
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query(array("abc"=>"123", "def"=>"456"))); 
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Firefox/38.0');
$output = curl_exec($ch); 
curl_close($ch);

echo $output;
?>