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Editorial Team
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Asked: 2026-05-17T15:05:18+00:00

for example: [ (id=>1, email=>’tim@tim.com’, name=>’tim’), (id=>2, email=>’joe@joe.com’, name=>’joe’), (id=>3, email=>’dan@dan.com’, name=>’dan’) ] How

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for example:

[ (id=>1, email=>'tim@tim.com', name=>'tim'),
  (id=>2, email=>'joe@joe.com', name=>'joe'),
  (id=>3, email=>'dan@dan.com', name=>'dan') ]

How can I extract the email column and put it in its own array?

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1 Answer

  1. Editorial Team

    Let’s call your array users. You can do this:

    users.map{|u| u[:email]}

    This looks at the hashes one by one, calling them u, extracts the :email key, and returns the results in a new array of user emails.

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