ts-data-forge
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    • Returns the intersection of two arrays.

      Type Parameters

      • E1 extends Primitive
      • E2 extends Primitive = E1

      Parameters

      • array1: readonly E1[]
      • array2: readonly E2[]

      Returns readonly (E1 & E2)[]

      const refs = ['Ada', 'Alan', 'Grace'] as const;
      const attendees = ['Grace', 'Alan', 'Barbara'] as const;

      const both = Arr.setIntersection(refs, attendees);

      assert.deepStrictEqual(both, ['Alan', 'Grace']);