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| Title : |
Most of the browsers, especially Internet Explorer, behave in different ways. Hence it become necessary to use Browser detection to fix the non standard behavior of the browser. This is a browser sniffer class that can be used for the above purpose. |
| Categories : |
PHP, PHP Classes, Browsers |
Sumit Agarwal |
| Date : |
Nov 24th 2007 |
| Grade : |
2 of 5 (graded 1 times) |
| Viewed : |
1153 |
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| Search : |
More code by Sumit Agarwal |
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| Action : |
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| Tools : |
My Examples List |
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| <?php
class Browser {
function Browser(){
$ua = $_SERVER['HTTP_USER_AGENT'];
$os = (strpos($ua, 'Mac') !== false) ? 'MAC' : (strpos($ua, 'Win') !== false) ? 'WIN' : 'NIX';
$this->isOpera = (($pos = strpos($ua, 'Opera')) !== false);
if($this->isOpera){
$version = substr($ua, $pos + 6);
$this->isOpera7 = ($version >= 7);
$this->isOpera6 = ($version < 7);
}
$this->isIE = (!$this->isOpera && ($pos = strpos($ua, 'MSIE')) !== false);
if($this->isIE){
$version = substr($ua, $pos + 5);
$this->isIE6 = ($version >= 5.5);
$this->isIEWIN = (strpos($ua, 'Win') !== false);
$this->isIEMAC = (strpos($ua, 'Mac') !== false);
}
$this->isNN = (!$this->isOpera && !$this->isIE && ($pos = strpos($ua, 'Mozilla')) !== false);
if($this->isNN){
$version = substr($ua, $pos + 8);
$this->isNN6 = ($version >= 5);
$this->isNN4 = ($version == 4);
}
$this->isGecko = (strpos($ua, 'Gecko/200') !== false);
$this->isSafari = (strpos($ua, 'Safari') !== false);
}
}
?> | |
Usage Example
| <?
$b = new Browser();
echo '<script src="' . ($b->isIE ? 'ie' : 'nn') . '.js"></script>'
?> | |
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