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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 
# Ruby code for length() 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]

# 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 : Ruby 
# 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 : 3

length() method form : 3

length() method form : 2

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