Things We Can Do with Hashes
Practice calling some important methods on hashes.
We'll cover the following
Methods of the Hash class
The main purpose of a Hash object is to look a value up by a key. However, there are a few more things we can do with hashes. Below is a list of methods supported by the Hash class. Don’t be too concerned with memorizing all of them.
The merge method
We can merge two hashes by calling the merge method:
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