session_start();
$arr = [
'87.98.190.149:3128',
'47.88.189.216:3128',
'203.232.91.168:3128',
'200.54.180.226:80',
'23.97.59.143:3128',
'212.174.135.241:3128',
'62.247.0.25:8080'
];
$count = isset($_SESSION['count']) ? $_SESSION['count'] : 0;
$total = sizeof($arr) - 1;
if($count > $total) $count = 0;
echo $arr[$count];
$count++;
$_SESSION['count'] = $count;