Ruby | Array pop() function

Ruby | Array map() function

Last Updated : 06 Dec, 2019

Array#map() : map() is a Array class method which returns a new array containing the values returned by the block.

Syntax: Array.map() Parameter: Array Return: a new array containing the values returned by the block.

Example #1 :

Ruby

# Ruby code for map() 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]

# map
puts "map method : #{a.map {|num| num > 10 }}\n\n"

# map
puts "map method : #{b.map {|x| x.odd? }}\n\n"

Output :

map method : [true, true, true, false, false, false]

map method : [true, false, true, true, false, true]

Example #2 :

Ruby

# Ruby code for map() 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]

# map
puts "map method : #{c.map {|num| num > 10 }}\n\n"

# map
puts "map method : #{c.map {|num| num.even? }}\n\n"

Output :

map method : [true, true, false, false, true, false]

map method : [true, true, false, false, false, true]

Ruby | Array pop() function

M

mayank5326

Improve

Article Tags :

Similar Reads

Ruby | Array max() function

Array#max() : max() is a Array class method which returns the maximum value in this array. Syntax: Array.max() Parameter: Array Return: the maximum value in this array. Example #1 : Ruby # Ruby code for max() method # declaring array a = %w[for geeks] # max method example puts "max() method for

Ruby | Array pop() function

Array#pop() : pop() is a Array class method which checks removes the last element from the array and returns it. Syntax: Array.pop() Parameter: Array Return: removes the last element from the array and returns it. Example #1 : Ruby # Ruby code for pop() method # declaring array a = [18, 22, 33, nil,

Ruby | Array min() function

Array#min() : min() is a Array class method which returns the minimum value in this array. Syntax: Array.min() Parameter: Array Return: the minimum value in this array. Example #1 : Ruby # Ruby code for min() method # declaring array a = %w[for geeks] # min method example puts "min() method for

Ruby | Array push() function

Array#push() : push() is a Array class method which appends the given object(s) on to the end of this array. Syntax: Array.push() Parameter: Array Return: appends the given object(s) on to the end of this array. Example #1 : Ruby # Ruby code for push() method # declaring array a = [18, 22, 33, nil,

Ruby | Array pack() function

Array#pack() : pack() is a Array class method which returns the contents of arr into a binary sequence according to the directives in aTemplateString Syntax: Array.pack() Parameter: Array Return: the contents of arr into a binary sequence according to the directives in aTemplateString Example #1 : R

Ruby | Array one?() function

Array#one?() : one?() is a Array class method which checks whether the array is having only one array element. Syntax: Array.one?() Parameter: Array Return: true - if array has only one element otherwise return false. Example #1 :Â Ruby # Ruby code for one?() method # declaring array a = [18, 22, 33

Ruby | Array rotate() function

Array#rotate() : rotate() is a Array class method which returns a new array by rotating self so that the element at count is the first element of the new array. Syntax: Array.rotate() Parameter: Array Return: a new array by rotating self so that the element at count is the first element of the new a

Ruby | Array rotate!() function

Array#rotate!() : rotate!() is a Array class method which returns self rotated in place so that the element at count comes first, and returns self. Syntax: Array.rotate!() Parameter: Array Return: self rotated in place so that the element at count comes first, and returns self. Example #1 : Ruby # R

Ruby | Array to_h() function

Array#to_h() : to_h() is a Array class method which returns the result of interpreting ary as an array of [key, value] pairs. Syntax: Array.to_h() Parameter: Array Return: the result of interpreting ary as an array of [key, value] pairs. Example #1 : Ruby # Ruby code for to_h() method # declaring ar

Ruby | Array none?() function

Array#none?() : none?() is a Array class method which checks whether the array is empty or not. Syntax: Array.none?() Parameter: Array Return: true - if array has no elements otherwise return false Example #1 : Ruby # Ruby code for none?() method # declaring array a = [18, 22, 33, nil, 5, 6] # decla