Expressions;

%user interface of player% / %ui of player% = returns “classic” if using classic ui or “pocket” if using pocket ui

%point of view of player% / %pov of player% = returns POV of player

%fov of player% / %field of view of player% = returns fov of player (as number)

%brightness of player% = returns the brightness level of player (settings)

%sensitivity of player% = returns sensitivity (number)

if player have resource pack with uuid “xxx-xxxxxx-xxxxx”: