Tail? - Function Summary
Returns TRUE if a series is at its tail.
series - The series argument. (must be: series port bitset)
This function is the best way to detect the end of a
series while moving through it.
print tail? "string"
print tail? tail "string"
print tail? tail str
print tail? next next str
items: [oven sink stove blender]
while [not tail? items] [
print first items
items: next items
blk: [1 2]
print tail? tail blk
print tail? next next blk
empty? - Returns TRUE if a series is at its tail.
head - Returns the series at its head.
head? - Returns TRUE if a series is at its head.
tail - Returns the series at the position after the last value.