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Ruby | Array values_at() function
  • Last Updated : 06 Dec, 2019

Array#values_at() : values_at() is a Array class method which returns an array containing the elements in self corresponding to the given selector.

Syntax: Array.values_at()

Parameter: Array

Return: an array containing the elements in self corresponding to the given selector

Example #1 :






# Ruby code for values_at() method
  
# declaring array
a = [18, 22, 33, nil, 5, 6]
  
# declaring array
b = [1, 4, 1, 1, 88, 9]
  
# declaring array
c = [18, 22, 50, 6]
  
# values_at method example
puts "values_at() method form : #{a.values_at(2, 4)}\n\n"
  
puts "values_at() method form : #{b.values_at(1, 5)}\n\n"
  
puts "values_at() method form : #{c.values_at(0, 3)}\n\n"

Output :

values_at() method form : [33, 5]

values_at() method form : [4, 9]

values_at() method form : [18, 6]

Example #2 :




# Ruby code for values_at() method
  
# declaring array
a = ["abc", "nil", "dog"]
  
# declaring array
c = ["cat", nil]
  
# declaring array
b = ["cow", nil, "dog"]
  
  
# values_at method example
puts "values_at() method form : #{a.values_at(0)}\n\n"
  
puts "values_at() method form : #{b.values_at(2)}\n\n"
  
  
puts "values_at() method form : #{c.values_at(1)}\n\n"

Output :

values_at() method form : ["abc"]

values_at() method form : ["dog"]

values_at() method form : [nil]

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