Run results for: Object.Values + Map vs for-in push

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Windows

Device Platform: Desktop

Date tested: 23 days ago

Test name	Executions per second
for-in push	20865522.0 Ops/sec
Object.Values map	20350020.0 Ops/sec

HTML Preparation code:

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

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

Script Preparation code:

const record = {
 jhon: {name: "jhon", lastname: "smith"},
  doe: {name: "jhon", lastname: "doe"},
  maria: {name: "maria", lastname: "lagg"},
  
  
}

 
const record = { jhon: {name: "jhon", lastname: "smith"},  doe: {name: "jhon", lastname: "doe"},  maria: {name: "maria", lastname: "lagg"},    }

Tests:

for-in push
const array = []; for(const key in record){ const item = record[key]; array.push({firstName: item.name,lastName: item.lastname}); }
const array = [];
for(const key in record){
const item = record[key];
array.push({firstName: item.name,lastName: item.lastname});
}
Object.Values map
const array = Object.values(record).map(item => ({firstName: item.name,lastName: item.lastname}));
const array = Object.values(record).map(item => ({firstName: item.name,lastName: item.lastname}));

Run results for: Object.Values + Map vs for-in push

for-in push

Object.Values map