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  1. Prepare
  2. Tutorials
  3. 10 Days of Javascript
  4. Day 4: Count Objects
  5. Discussions

Day 4: Count Objects

  • tomas_bajarunas
     + 0 comments

    And just because we can, here is a version using reducer:

    function getCount(objects) {
    return objects.reduce((prev, o) => {
        return prev + (o.x == o.y);
    }, 0);
}