Run results for: _.filter with large objects 2

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:95.0) Gecko/20100101 Firefox/95.0

Browser: Firefox 95

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Filter with indexed identifier	13312.0 Ops/sec
Filter without index	12621.6 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.15/lodash.min.js"></script>

Script Preparation code:

var indexedGroupList = Array.from({length: 10000}, () => {
  var temp_id = Math.floor(Math.random() * 99999999);
  var temp_group_id = Math.floor(Math.random() * 10);
  return {
    "id": temp_id,
    "group_id": temp_group_id,
    "post": {
      "id": temp_id,
      "group_id": temp_group_id,
      "name": "Test Name Here",
      "created_at": 1234871928373,
      "updated_at": 8471829378473,
      "is_test": true,
      "is_valid": false,
      "description": "this is a long form description text here.",
    }
  }
});


var groupList = Array.from({length: 10000}, () => {
  return {
      "id": Math.floor(Math.random() * 99999999),
      "group_id": Math.floor(Math.random() * 10),
      "name": "Test Name Here",
      "created_at": 1234871928373,
      "updated_at": 8471829378473,
      "is_test": true,
      "is_valid": false,
      "description": "this is a long form description text here."
    }
});

Tests:

Filter with indexed identifier
_.filter(indexedGroupList, { 'group_id': 4 });
Filter without index
_.filter(groupList, { 'group_id': 4 });

Run results for: _.filter with large objects 2

Testing whether filter an array of large objects is faster is we "index" the objects vs just having an array of large objects.

Filter with indexed identifier

Filter without index