php检测客户端浏览器类型的简单示例

对PHP检测客户端浏览器类型代码感兴趣的小伙伴，下面一起跟随编程之家 jb51.cc的小编两巴掌来看看吧！

/**
 * PHP检测客户端浏览器类型代码
 *
 * @param 
 * @arrange 512-笔记网： jb51.cc
 **/
$viewer = getenv( HTTP_USER_AGENT );
$browser = An unidentified browser;
if( preg_match( /MSIE/i,$viewer ) )
{
  $browser = Internet Explorer;
}
else if(  preg_match( /netscape/i,$viewer ) )
{
  $browser = netscape;
}
else if(  preg_match( /Mozilla/i,$viewer ) )
{
  $browser = Mozilla;
}
$platform = An unidentified OS!;
if( preg_match( /Windows/i,$viewer ) )
{
  $platform = Windows!;
}
else if ( preg_match( /Linux/i,$viewer ) )
{
  $platform = Linux!;
}
echo(You are using $browser on $platform);

/***   来自编程之家 jb51.cc（jb51.cc）   ***/

输出结果如下
You are using Mozilla! on Windows!