background image

elseif(getenv("HTTP_X_FORWARDED_FOR")&&strcasecmp(getenv("HTTP_X_FORWARDE
D_FOR"),"unknown"))
$ip=getenv("HTTP_X_FORWARDED_FOR");
elseif(getenv("REMOTE_ADDR")&&strcasecmp(getenv("REMOTE_ADDR"),"unknown"))
$ip=getenv("REMOTE_ADDR");
elseif(isset($_SERVER['REMOTE_ADDR'])&&$_SERVER['REMOTE_ADDR']&&strcasecmp(
$_SERVER['REMOTE_ADDR'],"unknown"))
$ip=$_SERVER['REMOTE_ADDR'];
else
$ip="unknown";
return($ip);
}
4.创建相应的文件夹
functioncreatedir($dir='')
{
if(!is_dir($dir))
{
$temp=explode('/',$dir);
$cur_dir='';
for($i=0;$i<count($temp);$i )
{
$cur_dir.=$temp[$i].'/';
if(!is_dir($cur_dir))
{
@mkdir($cur_dir,0777);
}
}
}
}
5.判断邮箱地址
functioncheckEmail($inAddress)
{
return(ereg("^([a-zA-Z0-9_-]) @([a-zA-Z0-9_-]) (\.[a-zA-Z0-9_-]) ",$inAddress));
}
6.跳转
functiongotourl($message='',$url='',$title='')
{

$html ="<html><head>";
if(!empty($url))
$html.="<metahttp-equiv='refresh'content=\"3;url='".$url."'\">";
$html.="<linkhref='../templates/style.css'type=text/cssrel=stylesheet>";
$html.="</head><body><br><br><br><br>";
$html.="<tablecellspacing='0'cellpadding='0'border='1'width='450'align='center'>";