Ruby | Struct size() function

The size() is an inbuilt method in Ruby that returns the total number of members present in struct.

Syntax: struct_name.size()

Parameters: The function does not accepts any parameter.

Return Value: It returns the integer specifying the members of struct.

Example 1:

# Ruby program for size method in struct

# Include struct
Places = Struct.new(:name, :speciality)

#initialize values
detail = Places.new("Nagpur", "oranges")

# size used
puts detail.size

Output:

2

Example 2:

# Ruby program for size method in struct

# Include struct
animals = Struct.new(:name, :speciality , :found_in)

# initialize values
detail = animals.new("labrador", "bark" , "Newfoundland")

# size used
puts detail.size

Output:

3