Run results for: this vs closure

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1.1 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

this

98.2M/s

closure

95.9M/s

View exact numbers

Test name	Executions per second
✓ this	98,181,840 Ops/sec
closure	95,937,600 Ops/sec

Script Preparation code:

const fooA = {
a: ""
};
const barA = {
 fooA,
  setFooA(val){
  fooA.a = val;
  }
}

const barB = {
 fooB: {
a: ""
},
  setFooB(val){
  this.fooB.a = val;
  }
}

function getBars(){
 return {
   barA,
   barB
};
}

Tests:

closure
const {barA} = getBars(); barA.setFooA("a"); barA.setFooA("b"); barA.setFooA("c"); barA.setFooA("d"); barA.setFooA("e"); barA.setFooA("f");
this
const {barB} = getBars(); barB.setFooB("a"); barB.setFooB("b"); barB.setFooB("c"); barB.setFooB("d"); barB.setFooB("e"); barB.setFooB("f");