Test name | Executions per second |
---|---|
js | 1625066.5 Ops/sec |
lodash | 447325.1 Ops/sec |
<script>https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.core.js</script>
var data = [{a: 1}, {a: 2}, {a: 3}, {a: 4}, {a: 5}, {a: 6}, {a: 7}, {a: 8}, {a: 1}];
data.filter((v, i, a) => a.findIndex(t => t.a === v.a) === i)
_.uniqBy(data, 'a');