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Title : A Simple Script that converts IP addresses to Color Codes -This function converts a given IP into a hex color. It changes according to ip input. Very useful to create customised pages.
Categories : PHP, BC math Click here to Update Your Picture
Vivek Ramnath
Date : Aug 30th 2004
Grade : 3 of 5 (graded 9 times)
Viewed : 3849
File : 4001.php
Images : No Images for this code example.
Search : More code by Vivek Ramnath
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Tools : My Examples List

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Any suggestions : veevakan@email.com
Please do mail me if you use this anywhere !!! just to have a look ;-)

<?php
function ip2Color($i)
{
if (
$i=="") // If empty string then color="white"
   
{
$ip=$_SERVER["REMOTE_ADDR"]; //gets the remote ip though using globals is a bad practice but its ok !!! ;-)
   
}
    else
    {
       
$ip=$i;
    }
list(
$a,$b,$c,$d)=split('[. ]',$ip); //splits the ip
if($a==0)
{

$color="#".dechex($b).dechex($c).dechex($d); //converts the ip to color
}
else if (
$b==0)
{
$color="#".dechex($a).dechex($c).dechex($d);
}
else if  (
$c==0)
{
$color="#".dechex($a).dechex($b).dechex($d);
}
else if (
$d==0)
{
   
$color="#".dechex($a).dechex($b).dechex($c);
}
else
    {
   
$color="white";
    print(
"invalid ip address");//Invalid Ips are trapped here !!!
   
}
return
$color;
}
?>



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