<?php
$url = '';
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_TIMEOUT, 30);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_exec($ch); // $resp = curl_exec($ch);
$curl_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($curl_code == 200) {
echo '連接成功，狀態碼：' . $curl_code;
} else {
echo '連接失敗，狀態碼：' . $curl_code;
}

if ($curl_code == 200 || $curl_code == 302) {
echo '連接成功，狀態碼：' . $curl_code;
} else {
echo '連接失敗，狀態碼：' . $curl_code;
}