Changed Event Example

default {
    state_entry() {
        llSitTarget(<0, 0, 0.1>, ZERO_ROTATION); // needed for llAvatarOnSitTarget to work
    }
 
    changed(integer change) { // something changed
        if ((change & CHANGED_LINK) != 0) { // and it was a link change
           // llSleep(0.5); // llUnSit works better with this delay
            key av = llAvatarOnSitTarget();
            if (av != "") { // somebody is sitting on me
                llSay(0, "Get off!"); // say in chat when person is remove from prim
 
            }
        }
    }
 }