Run results for: foreach vs for const objects

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:148.0) Gecko/20100101 Firefox/148.0

Browser: Firefox 148

Operating system: Linux

Device Platform: Desktop

Date tested: 4 months ago

obj.values foreach

12/s

for const

12/s

View exact numbers

Test name	Executions per second
✓ obj.values foreach	12 Ops/sec
for const	12 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const data = {};
for (let i = 0; i < 10000; i++) {
  data[i] = {
    data: String.fromCharCode(97 + i),
    value: Math.floor(Math.random() * 100),
    isActive: Math.random() > 0.5
  };
}

Tests:

obj.values foreach
const allValues = Object.values(data); allValues.forEach((num) => { console.log(num.data); });
for const
for (const key in data) { const value = data[key]; console.log(value.data); }