Answers for "ruby hash remove all keys"

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ruby hash delete

h = { "a" => 100, "b" => 200 }
h.delete("a")                              #=> 100
h.delete("z")                              #=> nil
h.delete("z") { |el| "#{el} not found" }   #=> "z not found"
Posted by: Guest on May-27-2020

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