Run results for: lodash set vs custom set

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

custom set

12.9M/s

lodash set

3.3M/s

View exact numbers

Test name	Executions per second
✓ custom set	12,904,033 Ops/sec
lodash set	3,321,068 Ops/sec

HTML Preparation code:

<script scr="https://cdn.jsdelivr.net/npm/lodash@4.17.10/lodash.min.js"></script>

Script Preparation code:

function set(object, path, value) {
  if (path in object) {
    object[path] = value;
    return;
  }

  path = path.split('.');
  //extract last item and store it
  const lastProp = path.pop();
  if (path.length) {
    let obj = object;
    let prop;
    for (prop of path) {
      if (prop in obj) {
        obj = obj[prop];
      } else {
        return;
      }
    }
    obj[lastProp] = value;
  }
}

var testObject = {
	a: {
    	b: 1
    }
}

Tests:

lodash set
_.set(testObject, 'a.b', 2)
custom set
set(testObject, 'a.b', 2)