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Ruby | Array length() function

Last Updated : 06 Dec, 2019
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Array#length() : length() is a Array class method which returns the number of elements in the array.

Syntax: Array.length()

Parameter: Array

Return: the number of elements in the array.

Example #1 :




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


Output :

length() method form : 6

length() method form : 6

length() method form : 4

Example #2 :





Output :

length() method form : 3

length() method form : 3

length() method form : 2


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