Ruby | Array &() function

Array#&() : &() is an Array class method which returns a new array containing unique elements common to the two arrays.

Syntax: Array.&() Parameter: Array for the comparison Return: a new array containing unique elements common to the two arrays

Example #1 :

Ruby

# Ruby code for &() method 
   
# declaring arrays 
a = [18, 22, 33, 4, 5, 6] 
   
# declaring arrays 
b = [18, 22, 33, 4, 5, 6] 
   
# declaring arrays 
c = [18, 22, 33, 40, 50, 6] 
   
# & method
puts "& method form : #{a & b}\n\n"
   
# & method
puts "& method form : #{a & c}\n\n"
   
# & method 
puts "& method form : #{b & c}\n\n"

Output :

& method form : [18, 22, 33, 4, 5, 6]

& method form : [18, 22, 33, 6]

& method form : [18, 22, 33, 6]

Example #2 :

Ruby

# Ruby code for &() method 
   
# declaring arrays 
a = ["abc", "xyz", "dog"] 
   
# declaring arrays 
b = ["cat", "cat", "dog"] 
   
# declaring arrays 
c = ["cat", "cat", "dog"] 
   
# & method
puts "& method form : #{a & b}\n\n"
   
# & method
puts "& method form : #{a & c}\n\n"
   
# & method
puts "& method form : #{b & c}\n\n"

Output :

& method form : ["dog"]

& method form : ["dog"]

& method form : ["cat", "dog"]

Create Quiz