[PHP] 生成短链接函数
原文地址:http://www.qttc.net/201206105.htmlfunction urlShort($url){
$url= crc32($url);
$result= sprintf("%u", $url);
$sUrl= '';
while($result>0){
$s= $result%62;
if($s>35){
$s= chr($s+61);
} elseif($s>9 && $s<=35){
$s= chr($s+ 55);
}
$sUrl.= $s;
$result= floor($result/62);
}
return $sUrl;
}
$url = 'http://www.sharefamily.net';
$sUrl = urlShort($url);
echo '网址:'.$url."\n\n";
echo '短网址:'.$sUrl."\n\n";
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