@verb #2030:"_enterfunc _exitfunc" this none this rxdo #789
@program #2030:"_enterfunc _exitfunc" this none this
"Updates the list of contained players when anything enters or leaves."
fork (1)
  this.who = {}
  for dude in (this.contents)
    if (is_player(dude))
      this.who = {@this.who, dude}
    endif
  endfor
  this.free_entry = !this.crowd || this.crowd > length(this.who)
endfork
return pass(@args)
.