Intersect

Description:

This method using 2 collections as an argument, It returns items which exists in both collections. If an element is present in only one of the them method then it will be removed.

Sample:

let set1 = ['A', 'a', 'B', 'C', 'D', 'D', 'E'];
let set2 = ['a', 'B', 'C', 'D', 'E', 'e', 'F'];

let intersectionWithoutComparer = set1.asEnumerable().intersect(set2).toArray();

console.log('Intersect method without comparer');

for (var index = 0; index < intersectionWithoutComparer.length; index++)
  console.log(intersectionWithoutComparer[index]);

console.log('Intersect method with comparer');

let intersectWithComparer = set1.asEnumerable().intersect(set2, (a, b) => a.toLowerCase() === b.toLowerCase())
  .toArray();

for (var index = 0; index < intersectWithComparer.length; index++)
  console.log(intersectWithComparer[index]);