Run results for: Comparing performance of: _.uniqWith vs native impl

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.1 Safari/605.1.15

Browser: Safari 14

Operating system: Mac OS X 10.14.6

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
imp	302.0 Ops/sec
lodash	0.3 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

function _uniqTxes(newSelectedModelList) {
  return newSelectedModelList.filter(function({ txid }, key) {
    return !this.has((key = txid)) && this.add(key);
  }, new Set());
}

// Build random data set with duplicates 
function randomChar() {
    return 'abcdefghijklmnopqrstuvwxyz'.charAt(Math.floor(Math.random() * 26));
}

var data = [];
for (var i = 0; i < 50000; i++) {
    data.push ({
        txid: randomChar() + randomChar() +randomChar()
    });
}

Tests:

imp
_uniqTxes(data)
lodash
_.uniqWith(data, (a, b) => a.txid === b.txid);