Ruby | Array length() function
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 = [ 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 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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