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AP Computer Science A
The remove() method removes an element from a collection, if it exists, and returns true. If the element doesn't exist, it returns false.
congrats on reading the definition of remove(). now let's actually learn it.
The opposite operation of remove(), this method adds an element to a collection.
clear(): This method removes all elements from a collection, making it empty.
isEmpty(): This method checks if a collection has no elements and returns true if empty.