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JavaScript performance benchmarks
Source code: GitHub/MeasureThat.net
Report issues: MeasureThat.net/Issues
Based on: Benchmark.js
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| Benchmark name | When Created |
|---|---|
| inbuilt structuredClone vs spread object | one year ago |
| Object.values VS Object.entries VS Object.keys VS Object.keys VS Object.values with forEach | one year ago |
|
Array fill vs for i loop
People tend to use array fil and then foreach, we know foreach is faster than a for loop, but is it also faster if you use array fill first? |
one year ago |
|
Spread vs Array.from on querySelectorAll
Create array from Node.childNodes |
one year ago |
|
Spread vs Array.from on NodeList
Create array from Node.childNodes |
one year ago |
| Lodash clone VS spread operator v4.17.21 | one year ago |
| Lodash cloneDeep VS spread operator v4.17.21 | one year ago |
|
Math.max with apply vs spread vs reduce 10k elements
Compare the new ES6 spread operator with the Math.max.apply method |
one year ago |
| Test String Compare | one year ago |
| assign vs void | one year ago |
|
Lodash cloneDeep vs structuredClone vs JSON Parse (Big Object)
https://developer.mozilla.org/en-US/docs/Web/API/structuredClone |
one year ago |
| set value if non existent | one year ago |
|
flatMap() vs filter().map() vs reduce() vs forEach()
Test four different approaches for a combination of filtering and mapping elements of an array. |
one year ago |
| new Set() vs Array.prototype.filter | one year ago |
| Test find x 2 vs forEach + some | one year ago |
| Test find x 2 vs flatMap + find | one year ago |
| Shallow Copy Array - Slice vs Spread vs Filter | one year ago |
| sorting an array and then reverse vs sorting with reversive comparison | one year ago |
| Set vs some for arrays of objects | one year ago |
|
toFixed vs Math.round() sd6f54sd6f54
Comparing performance of: toFixed(4) vs toPrecision(4).toString() vs (Math.round(*10000)/10000).toString() vs Math.floor fast vs the new Math.trunc |
one year ago |
|
toFixed vs Math.round() sd6f54sd6f54s6df54ds6f
Comparing performance of: toFixed(4) vs toPrecision(4).toString() vs (Math.round(*10000)/10000).toString() vs Math.floor fast vs the new Math.trunc |
one year ago |
| Array length to string | one year ago |
| map vs object 2 2 2 2 | one year ago |
|
parsefloattofixed vs round
Compare round lodash function vs javascript native toFixed() function |
one year ago |
| replace vs substring vs slice testtestestetest | one year ago |