This page uses content from the Second Life® Wiki article
http://wiki.secondlife.com/wiki/LlAgentInExperience
Copyright © 2007-2012 Linden Research, Inc. Licensed under the Creative Commons Attribution-Share Alike 3.0 License (see the complete license terms).
Function: integer llAgentInExperience( key agent );
Determines whether or not the specified agent is in the script's experience.
• key agent – avatar UUID that is in the same region to query.
Returns a boolean (an integer) that is TRUE if the agent is in the experience and the experience can run in the current region.
default { touch_start(integer total_number) { if(llAgentInExperience(llDetectedKey(0))) { llOwnerSay(llDetectedName(0)+ " is in my experience"); } else { llOwnerSay(llDetectedName(0)+ " is not in my experience"); } } }