Empty? - Function Summary
Returns TRUE if a series is at its tail.
series - The series argument. (must be: series port bitset)
This is a synonym for TAIL? The check is made relative to the current location in the series.
The EMPTY? function is useful for all types of series. For instance, you can use it to check a string returned from the user:
It is often used in conjunction with TRIM to remove black spaces from the ends of a string before checking it: