Run results for: Access to Proxy vs Object vs Signal 2.1ff

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36

Browser: Chrome 118

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Proxy access	18283520.0 Ops/sec
Signal access	21705290.0 Ops/sec
object define properties	21787240.0 Ops/sec

Script Preparation code:

class Signal {
  constructor(state) {
    this.value = state;
  }

  get() {
    return this.value; 
  }
  set(newValue) {
    if (newValue !== this.value) {
      this.value = newValue;
    }
  }
}

function createSignal(value) {
  const v = new Signal(value);
  return [v.get.bind(v), v.set.bind(v)];
}
var [sigData, setData] = createSignal({
    value: 'data'
});


var mObject = {_value:'data'};
Object.defineProperty(mObject, 'value', {
    set: function (nv) {
        this._value = nv;
    },
    get: function() {
        return this._value;
    }
});

 
var proxy = new Proxy({
    value: 'data'
}, {})

Tests:

Proxy access
proxy.value
Signal access
sigData().value
object define properties
mObject.value

Run results for: Access to Proxy vs Object vs Signal 2.1ff

Proxy access

Signal access

object define properties