Ruby | Array dig() operation

Array#dig() : dig() is a Array class method which extracts the specific element out of the high dimension sequences.

Syntax: Array.dig()

Parameter: element position.

Return: element from a specific location in sequence, returning nil if any intermediate step is nil.

Code #1 : Example for dig() method

# Ruby code for dig() method

# declaring array
a = [18, 22, 33, 23, 5, 6]

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

# dig
puts "dig : #{a.dig(1)}\n\n"

# dig
puts "dig : #{b.dig(0, 1)}\n\n"

# dig
puts "dig : #{b.dig(1, 2)}\n\n"

Output :

dig : 22

dig : 4

dig : 88

Code #2 : Example for dig() method

# Ruby code for dig() method

# declaring array
a = [["abc"],
    ["geeks", "dog"],
    ["1", "2"]]

# declaring array
b = [["cow"], ["1", "dog"]]

# dig
puts "dig : #{a.dig(2, 1)}\n\n"

# dig
puts "dig : #{a.dig(1, 1)}\n\n"

# dig
puts "dig : #{b.dig(1, 0)}\n\n"

Output :

dig : 2

dig : dog

dig : 1