ruby hash remove key code example

Example 1: ruby remove key value from hash

updated_hash = original_hash.except("value")

Example 2: ruby omit key

hash.except(:key)

Example 3: 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"