Run results for: for..of vs forEach flo2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:81.0) Gecko/20100101 Firefox/81.0

Browser: Firefox 81

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
for..of	6256677.5 Ops/sec
for each	4642170.5 Ops/sec

Script Preparation code:

arr1 = [[1,2,3],[1,2,3],[1,2,3]]

AخA
 
arr1 = [[1,2,3],[1,2,3],[1,2,3]]

Tests:

result = []

for(const arr of arr1) {
 for (const num of arr) {
 	if (num === 2) {
     result.push(num) 
     continue
    }
 }
}

​x
 
result = []​for(const arr of arr1) { for (const num of arr) {    if (num === 2) {     result.push(num)      continue    } }}

result = []

arr1.forEach((arr) => {
 arr.forEach((num) => {
  if(num === 2) {
    result.push(num)
  }
 }) 
})

 
result = []​arr1.forEach((arr) => { arr.forEach((num) => {  if(num === 2) {    result.push(num)  } }) })