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Ruby | Array to_h() function
  • Last Updated : 05 Dec, 2019

Array#to_h() : to_h() is a Array class method which returns the result of interpreting ary as an array of [key, value] pairs.

Syntax: Array.to_h()

Parameter: Array

Return: the result of interpreting ary as an array of [key, value] pairs.

Example #1 :






# Ruby code for to_h() method
  
# declaring array
a = [[:foo, :bar], [1, 2]]
  
# to_h method example
puts "to_h() method form : #{a.to_h()}\n\n"

Output :

to_h() method form : {:foo=>:bar, 1=>2}

Example #2 :




# Ruby code for to_h() method
  
# declaring array
a = [[:geeks, :geeks], [1, 2]]
  
# to_h method example
puts "to_h() method form : #{a.to_h{|s| [s.ord, s]}}\n\n"

Output :

to_h() method form : {:geeks=>:geeks, 1=>2}

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