Ruby Set intersect method

In ruby programming language, intersect() Set method are use to check where set and given set at least one element are common or not. Syntax of this method as follows.

set.intersect?(otherset) -> boolean true or false

This method accepts a set and returns a Boolean value. This method returns a true when the set and the given set contain at least one element of common. Otherwise returning an false value.

Example of intersect?() Set method

# Example 1
require "set"

s = Set[2,9,6,4,8,5]

# Check if there is at least one element 
# of s in the parameter set
r1 = s.intersect?(Set[4,9])
r2 = s.intersect?(Set[3,7])

print(" s : ",s.to_a)
# Display result
print("\n r1 : ",r1)
print("\n r2 : ",r2)

 s : [2, 9, 6, 4, 8, 5]
 r1 : true
 r2 : false