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<?php
class myhttp
{
var $_host;
var $_url;
var $_port;
var $_errno;
var $_errstr;
var $_header;
var $_body;
function __construct($url)
{
if($url) setUrl($url);
}
function setUrl($url)
{
if(preg_match("{http://([^/]+)[:(\\d+)]?(.+)}",$url,$match))
{
$this->_host = $match[1];
if(count($match) == 3)
{
$this->_port = 80;
$this->_url = $match[2];
}
else
{
$this->_port = $match[2];
$this->_url = $match[3];
}
$this->$_header = array();
$this->$_body = "";
}
else
{
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<?php
$a = 1;
function b(&$c)
{
$c++;
return $c;
}
$d=b($a); // d = 2; a = 2;
$d++; // d = 2;
echo($a); // ÏÔʾ2
?>
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<?php
$a = 1;
function &b(&$c)
{
$c++;
return $c;
}
$d=b($a); // ×¢ÒâÕâÀï dÓëb·µ»ØµÄÖµ(È·ÇÐÀ´Ëµ, ÕâÀï·µ»ØµÄ² ......