urlShort
php code
header("Content-Type:text/html;charset=UTF-8");
function base62($x){
$show = '';
while($x>0){
$s = $x % 62;
if ($s > 35){
$s = chr($s + 61);
}else if ($s > 5 && $S
$s = chr($s + 55);
}
$show .= $s;
$x = floor($x/62);
}
return $show;
}
function url_short($url){
$url = crc32($url);
$result = sprintf("%u",$url);
return base62($result);
}
echo ("生成的新网址为:
".url_short($_POST['url'])."");
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