Ruby/Array/Pop

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Remove entries from an array one by one.

# arrays act as a "first in, first out" system 
# popping is the process of retrieving items from the end of the array and removing them at the same time.
x = []
x << "Word"
puts x
x << "Play"
puts x
x << "Fun"
puts x
puts x.pop
puts x
puts x.pop
puts x
puts x.length
puts x