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@sets/difference

@sets/difference

Return the difference between two sets, or the symmetric difference between two sets.

const difference = require('@sets/difference')
 
console.log(difference(
  new Set('hello'),
  new Set('world'))
)// "he" 
 
console.log(difference.symmetric(
  new Set('hello'),
  new Set('world'))
)// "hewrd" 

Installation

$ npm install --save @sets/difference

API

difference(lhs, rhs) -> Set

Return the difference between the sets represented by lhs and rhs. The resulting set will contain all elements from lhs that do not appear in rhs.

difference.symmetric(lhs, rhs) -> Set

Return the symmetric difference between the sets represented by lhs and rhs. The resulting set will contain all elements from lhs that do not appear in rhs and all elements from rhs that do not appear in lhs.

License

MIT