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

Array#select() : select() is a Array class method which returns a new array containing all elements of array for which the given block returns a true value.

Syntax: Array.select()

Parameter: Array

Return: A new array containing all elements of array for which the given block returns a true value.

Example #1 :






# Ruby code for select() method
  
# declaring array
a = [18, 22, 33, 3, 5, 6]
  
# declaring array
b = [1, 4, 1, 1, 88, 9]
  
# declaring array
c = [18, 22, 3, 3, 50, 6]
  
# select
puts "select method : #{a.select {|num| num > 10 }}\n\n"
  
# select
puts "select method : #{b.select {|x| x.odd? }}\n\n"

Output :

select method : [18, 22, 33]

select method : [1, 1, 1, 9]

Example #2 :




# Ruby code for select() method
  
# declaring array
a = [18, 22, 33, 3, 5, 6]
  
# declaring array
b = [1, 4, 1, 1, 88, 9]
  
# declaring array
c = [18, 22, 3, 3, 53, 6]
  
# select
puts "select method : #{c.select {|num| num > 10 }}\n\n"
  
# select
puts "select method : #{c.select {|num| num.even? }}\n\n"

Output :

select method : [18, 22, 53]

select method : [18, 22, 6]




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