Ruby | Set length() function
The length() is an inbuilt method in Ruby returns the size of the Set. It returns the number of elements in the set.
Syntax: s1_name.length()
Parameters: The function does not accepts any parameter.
Return Value: It returns the size of the set.
Example 1:
# Ruby program to illustrate # the length method # requires the set require "set" s1 = Set[16, 8, 3, 5, 2] # length method used puts s1.length() |
Output:
5
Example 2:
# Ruby program to illustrate # the length method # requires the set require "set" s1 = Set[1, 2, 5] # length method used puts s1.length() |
Output:
3
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