Benchmark: testachunk - MeasureThat.net

Tests:

1
function chunkArraySlice(array, size) { let result = [] for (i = 0; i < array.length; i += size) { let chunk = array.slice(i, i + size) result.push(chunk) } return result } console.log(chunkArraySlice([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], 2));
2
const chunk = (arr, size) => Array.from({ length: Math.ceil(arr.length / size) }, (v, i) => arr.slice(i * size, i * size + size) ); console.log(chunk([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], 2));
3
function chunkArray(myArray, chunk_size){ var results = []; while (myArray.length) { results.push(myArray.splice(0, chunk_size)); } return results; } console.log(chunkArray([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], 2));
4
function chunkArraySlice(array, size) { let result = [] let i = 0 array.forEach(() => { let chunk = array.slice(i, i + size) result.push(chunk) i+=size }) return result } console.log(chunkArraySlice([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], 2));
5
const chunkIt = (arr, size) => { let buckets = [] // Just create the buckets/chunks storage for (let i = 1; i <= Math.ceil(arr.length / size); i++) { buckets.push([]) } // Put in the buckets/storage by index access only for (let i = 0; i < arr.length; i++) { var arrIndex = Math.ceil((i + 1) / size) - 1 buckets[arrIndex].push(arr[i]) } return buckets; } console.log(chunkIt([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], 2));
6
function chunk10(arr, n) { let chunked = arr.reduce((chunk, val) => { if (chunk[chunk.length - 1].length === n) chunk.push([]); chunk[chunk.length - 1].push(val); return chunk; }, [ [] ]); return chunked } console.log(chunk10([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], 2));

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
1
2
3
4
5
6

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:77.0) Gecko/20100101 Firefox/77.0

Browser/OS: Firefox 77 on Linux

View result in a separate tab

Test name	Executions per second
1	27831.9 Ops/sec
2	31516.3 Ops/sec
3	28124.7 Ops/sec
4	29917.5 Ops/sec
5	33177.6 Ops/sec
6	32572.3 Ops/sec

testachunk (version: 0)

Comparing performance of: 1 vs 2 vs 3 vs 4 vs 5 vs 6

Created: 3 years ago by: Guest

Jump to the latest result

1

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3

4

5

6

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A