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$a = 1;
function b(&$c)
{
$c++;
return $c;
}
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$d++; // d = 2;
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return $c;
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/**
* HTTP Protocol defined status codes
* @param int $num
*/
function https($num) {
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100 => "HTTP/1.1 100 Continue",
101 => "HTTP/1.1 101 Switching Protocols",
200 => "HTTP/1.1 200 OK",
201 => "HTTP/1.1 201 Created",
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