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