The GeoIP extension allows you to find the location of an IP address. City, State, Country, Longitude, Latitude, and other information as all, such as ISP and connection type can be obtained with the help of GeoIP.
This extension requires the GeoIP C library version 1.4.0 or higher to be installed. You can grab the latest version from » http://www.maxmind.com/app/c and compile it yourself.
By default, you will only have access to the Free GeoIP Country or GeoLite City databases. While this module can work with other types of database, you must buy a commercial license from » Maxmind.
本 » PECL 扩展未绑定于 PHP 中。
以下常量由本扩展模块定义，因此只有在本扩展模块被编译到 PHP 中，或者在运行时被动态加载后才有效。
The following constants are for net speed: