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| Title : |
A couple of functions that convert an IP address into its color code and not-color-code. Useful when viewing an apache log with a mysql result grouped by IP |
| Categories : |
PHP, Graphics, Databases |
Fabien HADDADI |
| Date : |
May 05th 2001 |
| Grade : |
3 of 5 (graded 11 times) |
| Viewed : |
6721 |
| File : |
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| Search : |
More code by Fabien HADDADI |
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| Action : |
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| Tools : |
My Examples List |
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<?
/***********************************/
/*this function converts $ipaddr into a color string*/
function IP2Color($ipaddr) {
$pieces=explode(".",$ipaddr);
$color="";
for($i=0;$i<3;$i++) {
if(($pieces[$i]>=0) && ($pieces[$i]<=255)) {
$color.=dechex($pieces[$i]);
}
}
$color=substr($color."000000",0,6);
return("#".strtoupper($color));
}
/***********************************/
/*this function converts $ipaddr
to anti color string*/
function IP2NotColor($ipaddr) {
$pieces=explode(".",$ipaddr);
$color="";
for($i=0;$i<3;$i++) {
if(($pieces[$i]>=0) && ($pieces[$i]<=255)) {
$color.=dechex((128+$pieces[$i]) % 255);
}
}
$color=substr($color."000000",0,6);
return("#".strtoupper($color));
}
========
Example:
========
$IP=getenv("REMOTE_ADDR");
print "<table><tr>\n";
print " <td bgcolor='".IP2Color($IP)."'><font face='Arial,Courier'
color='".IP2NotColor($IP)."'>$IP</font></td>\n";
print "</tr></table>\n";
?> |
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