Module 2 Intermediate Ruby 3.4

Hashes

Ruby 3.4

Learn to work with Ruby's powerful key-value data structure.

Exercise (4)

Create a Person Hash

Build a hash with person information.

10 points hashes symbols

Get Hash Value

Safely retrieve values from a hash with defaults.

15 points hashes fetch

Count Words

Count word frequencies in a sentence.

20 points hashes tally

Merge Hashes

Combine two hashes with custom merge logic.

20 points hashes merge

Lesson Info

Beginner: Intermediate
Exercise: 4
Total Points: 65
Ruby Version: 3.4

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