Ruby | Array slice!() function

Ruby | Array sample() function

Last Updated : 06 Dec, 2019

Array#sample() : sample() is a Array class method which returns a random element or n random elements from the array.

Syntax: Array.sample() Parameter: Array Return: a random element or n random elements from the array.

Example #1 :

Ruby

# Ruby code for sample() method

# declaring array
a = [18, 22, 33, nil, 5, 6]

# declaring array
b = [1, 4, 1, 1, 88, 9]

# declaring array
c = [18, 22, 50, 6]

# sample method example
puts "sample() method form : #{a.sample(2)}\n\n"

puts "sample() method form : #{b.sample(1)}\n\n"

puts "sample() method form : #{c.sample(3)}\n\n"

Output :

sample() method form : [6, nil]

sample() method form : [4]

sample() method form : [18, 22, 6]

Example #2 :

Ruby

# Ruby code for sample() method

# declaring array
a = ["abc", "nil", "dog"]

# declaring array
c = ["cat", nil]

# declaring array
b = ["cow", nil, "dog"]

# sample method example
puts "sample() method form : #{a.sample(2)}\n\n"

puts "sample() method form : #{b.sample(1)}\n\n"

puts "sample() method form : #{c.sample(3)}\n\n"

Output :

sample() method form : ["dog", "abc"]

sample() method form : ["dog"]

sample() method form : ["cat", nil]

Ruby | Array slice!() function

M

mayank5326

Improve

Article Tags :

Similar Reads

Ruby | Array slice() function

Array#slice() : slice() is a Array class method which returns a subarray specified by range of indices. Syntax: Array.slice() Parameter: Array Return: a subarray specified by range of indices. Example #1 : Ruby # Ruby code for slice() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring

Ruby | Array slice!() function

Array#slice!() : slice!() is a Array class method which seletes the element(s) given by an index or by a range. Syntax: Array.slice!() Parameter: Array Return: Deletes the elements given by an index or by a range. Example #1 : Ruby # Ruby code for slice!() method # declaring array a = [18, 22, 33, n

Ruby | Array take() function

Array#take() : take() is a Array class method which returns the number of elements in the array. Syntax: Array.take() Parameter: Array Return: the number of elements in the array. Example #1 : Ruby # Ruby code for take() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring array b = [1,

Ruby | Array select() function

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. Ex

Ruby | Array select!() function

Array#select!() : select!() is a Array class method which returns the given block passing in successive elements from self, deleting elements for which the block returns a false value. Syntax: Array.select!() Parameter: Array Return: the given block passing in successive elements from self, deleting

Ruby | Array shuffle() function

Array#shuffle() : shuffle() is a Array class method which returns a new array with elements of self shuffle. Syntax: Array.shuffle() Parameter: Array Return: a new array with elements of self shuffle Example #1 : Ruby # Ruby code for shuffle() method # declaring array a = [18, 22, 33, nil, 5, 6] # d

Ruby | Array shuffle!() function

Array#shuffle!() : shuffle!() is a Array class method which shuffles elements in self in place. Syntax: Array.shuffle!() Parameter: Array Return: shuffles elements in self in place. Example #1 : Ruby # Ruby code for shuffle!() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring array b

Ruby | Array zip() function

Array#zip() : zip() is a Array class method which Converts any arguments to arrays, then merges elements of self with corresponding elements from each argument. Syntax: Array.zip() Parameter: Array Return: merges elements of self with corresponding elements from each argument. Example #1 : Ruby # Ru

Ruby | Array to_s() function

Array#to_s() : to_s() is a Array class method which returns self array. Syntax: Array.to_s() Parameter: Array Return: self array Example #1 : Ruby # Ruby code for to_s() method # declaring array a = [18, 22, 33, nil, 5, 6] # declaring array b = [1, 4, 1, 1, 88, 9] # declaring array c = [18, 22, 50,

Ruby | Array values_at() function

Array#values_at() : values_at() is a Array class method which returns an array containing the elements in self corresponding to the given selector. Syntax: Array.values_at() Parameter: Array Return: an array containing the elements in self corresponding to the given selector Example #1 : Ruby # Ruby