Test name | Executions per second |
---|---|
Array.prototype.concat | 3319553.2 Ops/sec |
spread operator | 5151844.5 Ops/sec |
lodash concat | 1376875.9 Ops/sec |
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.10/lodash.min.js"></script>
var a = [1, 2, 3]
var b = [4, 5, 6]
var c = a.concat(b);
var c = [a, b]
var c = _.concat(a, b);