# Ruby code for sort_by!() method
 
# declaring array
a = ["abc", "nil", "dog"]
 
# declaring array
c = ["cat", "efg", "geeks"]
 
# declaring array
b = ["cow", "coal", "dog"]
 
arr = [a, b, c]
 
# sort_by! method example
puts "sort_by!() method form : #{arr.sort_by!()}\n\n"

sort_by!() method form : #

# Ruby code for sort_by!() method
 
# declaring array
a = ["abc", "nil", "dog"]
 
# declaring array
c = ["cat", "efg", "geeks"]
 
# declaring array
b = ["cow", "coal", "dog"]
 
 
# sort_by! method example
puts "sort_by!() method form : #{a.sort_by!()}\n\n"
 
puts "sort_by!() method form : #{b.sort_by!()}\n\n"
 
puts "sort_by!() method form : #{c.sort_by!()}\n\n"

sort_by!() method form : #

sort_by!() method form : #

sort_by!() method form : #