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Look at the array_2_hash method in the lib/hashes.rb file. You will notice that

ID: 2247587 • Letter: L

Question

Look at the array_2_hash method in the lib/hashes.rb file. You will notice that this method takes two inputs. emails: an array of email addresses of type string. Example: ["bobsmith@example.com"] contacts: a hash for contacts. The keys for this hash will be the contact names as type string and the values will be the contact email addresses as type strings. Example: {"Bob Smith":"bobsmith@example.com"} Assumptions: The array and hash both contain the same number of items and will be already in the correct order. Hint: Look at the rspec tests to see the inputs that will be tested . Write the Ruby code in this method that will return the contacts hash with emails populated from the array. Run rspec in the terminal window to test. Once everything is passing, upload your screenshot to this question. hashes_spec.rb describe 'Ruby Hashes Part I' do describe "array_2_hash" do it "should be defined" do expect { array_2_hash(["bobsmith@example.com","sallyfield@example.com","markdole@example.com"], {'Bob Smith':'', 'Sally Field':'', 'Mark Dole':''}) }.not_to raise_error end it "returns the correct hash [20 points]" , points: 20 do expect(array_2_hash(["bobsmith@example.com","sallyfield@example.com","markdole@example.com"], {'Bob Smith':'', 'Sally Field':'', 'Mark Dole':''})).to be_a_kind_of Hash expect(array_2_hash(["bobsmith@example.com","sallyfield@example.com","markdole@example.com"], {'Bob Smith':'', 'Sally Field':'', 'Mark Dole':''})).to eq({'Bob Smith':'bobsmith@example.com', 'Sally Field':'sallyfield@example.com', 'Mark Dole':'markdole@example.com'}) end it "works on the empty array [10 points]" , points: 10 do expect { array_2_hash([], {'Bob Smith':'', 'Sally Field':'', 'Mark Dole':''}) }.not_to raise_error expect(array_2_hash([], {'Bob Smith':'', 'Sally Field':'', 'Mark Dole':''})).to eq({'Bob Smith':'', 'Sally Field':'', 'Mark Dole':''}) end end end hashes.rb def array_2_hash emails, contacts # YOUR CODE HERE end

Explanation / Answer

def array_2_hash(emails , contacts)
contacts = Hash.new
l = emails.length;
for i in 0..l-1
contacts.store(contacts[i] ,emails[i] )
end
puts contacts
end

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Above code is the implementation of the function array_2_hash. I hope this works for you. If anything else needs to be done let me know via comments

  

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