This trigger takes a mandatory variable number as an argument. It returns the value of the player's specified float variable.
Format: FVar(exprn)
Arguments:
Return type: float
Error conditions: Returns 'Bottom' if exprn evaluates to 'Bottom', or if exprn evaluates to an invalid variable index.
Example:
trigger1 = FVar(5)) = -1.23
; Triggers if the value of float variable 5 is -1.23.