MeasureThat.net

Run results for: test encore2 large

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Chrome 133
Windows
Desktop
one month ago
Test name Executions per second
forEach 1 23.9 Ops/sec
forEach 2 23.3 Ops/sec
for loop 1 21.9 Ops/sec
for loop 2 22.1 Ops/sec
for loop 1-2 22.8 Ops/sec
for loop 2-2 21.7 Ops/sec
for-in 21.8 Ops/sec
for-in 2 22.2 Ops/sec
for-of 22.5 Ops/sec
for-of 2 20.3 Ops/sec
Script Preparation code:
​x
 
function generateLargeTestRef() {
  const testRef = {};
  for (let i = 0; i < 50; i++) {
    testRef[`prop${i}`] = "x".repeat(10**6); // 1 million de caractères
  }
  return testRef;
}
​
// Créer le testRef_large avec 50 propriétés
const testRef_large = generateLargeTestRef();
​
// Créer 10 000 testObject avec 3 références à testRef_large
const testObject = Array.from({ length: 10000 }, () => ({
  a: testRef_large,
  b: testRef_large,
  c: testRef_large,
}));
​
// Créer 10 000 testObject2 avec 5 références à testRef_large
const testObject2 = Array.from({ length: 10000 }, () => ({
  a: testRef_large,
  b: testRef_large,
  c: testRef_large,
  e: testRef_large,
  f: testRef_large,
}));
​
Tests:

  • forEach 1

     
     testObject.forEach(item => {
    console.log(item)
    ​
      });

  • forEach 2

     
     testObject2.forEach(item => {
    console.log(item)
      });

  • for loop 1

     
      for (let i = 0; i < testObject.length; i++) {
        console.log(testObject[i])
      }

  • for loop 2

     
    for (let i = 0; i < testObject2.length; i++) {
        console.log(testObject2[i])
      }

  • for loop 1-2

     
      for (let i = 0, l = testObject.length; i < l; i++) {
        console.log(testObject[i])
      }

  • for loop 2-2

     
    for (let i = 0, l = testObject2.length; i < l; i++) {
        console.log(testObject2[i])
      }

  • for-in

     
      for (let key in testObject) { 
        console.log(testObject[key])
     }

  • for-in 2

     
    for (let key in testObject2) { 
    console.log(testObject2[key])
     }

  • for-of

     
      for (let item of testObject) { 
    console.log(item)  }

  • for-of 2

     
    for (let item of testObject2) {
    console.log(item)  }