Run results for: Array slice vs for loop (2)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 7 days ago

Test name	Executions per second
slice	30059190.0 Ops/sec
for loop	13028219.0 Ops/sec
forEach	34328528.0 Ops/sec

Script Preparation code:

const data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];

AخA
 
const data = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0];

Tests:

slice

const copy = data.slice(3, 8)
const copy2 = data.slice(0, 3)

 
const copy = data.slice(3, 8)const copy2 = data.slice(0, 3)

for loop

const copy = [];
const copy2 = [];

for(let i = 0; i < data.length; i++) {
 	if (i >=3 ) {
      copy.push(data[i]);
    } else {
      copy2.push(data[i]);
    };
};

​x
 
const copy = [];const copy2 = [];​for(let i = 0; i < data.length; i++) {    if (i >=3 ) {      copy.push(data[i]);    } else {      copy2.push(data[i]);    };};

forEach

const copy = [];
const copy2 = [];

data.forEach((el, i) => {
 	if (i >=3 ) {
      copy.push(el);
    } else {
      copy2.push(el);
    };
});

 
const copy = [];const copy2 = [];​data.forEach((el, i) => {    if (i >=3 ) {      copy.push(el);    } else {      copy2.push(el);    };});