Ruby | Array to_s() function

Ruby | Array sort_by!() function

Last Updated : 24 Jan, 2022

Array#sort_by!() : sort_by!() is a Array class method which returns the enumerator for the sorted array.

Syntax: Array.sort_by!()
Parameter: Array
Return: the enumerator for the sorted array.

Example #1 :

Ruby

# 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"

Output :

sort_by!() method form : #

Example #2 :

Ruby

# 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"

Output :

sort_by!() method form : #

sort_by!() method form : #

sort_by!() method form : #

Note : These Enumerator output values can be different depending upon the system.

Ruby | Array to_s() function

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