Is user name cached as a global?

I want to use a quick php block and I'm wondering if anyone knows if the username is cached in global so I can quickly pull it or do I need to write a php script to access database?

Quote · 11 Jan 2010
 
 
Below is the legacy version of the Boonex site, maintained for Dolphin.Pro 7.x support.
The new Dolphin solution is powered by UNA Community Management System.