Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Floats: toFixed vs toPrecision vs Math.round

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abcdeg

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getElementById + querySelector vs querySelector

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findIndex vs indexOf - JavaScript performance 2

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findIndex vs indexOf - JavaScript performance

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find in object array vs find in string array vs includes string array

find in object array vs find in string array vs includes string array

find vs includes on object

find vs includes on object

JSON.stringify vs template-literals vs array tostring

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Array.from vs Spread 10k

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memoizer

Test memoizer function

comparing a reduce versus a filter

when given an array of objects, which function is faster at eliminating duplicates

Selector performance in JQuery 345

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Spreading + Concat vs flat

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JavaScript spread vs slice vs for

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Arrays into Object, reduce vs for #5

https://www.youtube.com/watch?v=5nzBDkH9lWI

Arrays into Object, reduce vs for #4

https://www.youtube.com/watch?v=5nzBDkH9lWI

Arrays into Object, reduce vs for #2

https://www.youtube.com/watch?v=5nzBDkH9lWI

Arrays into Object, reduce vs for

https://www.youtube.com/watch?v=5nzBDkH9lWI

Array extend 2

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Array extend

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Array.prototype.concat vs spread operator - merging two Objects Arrays (Updated Oct 2020)

Compare the new ES6 spread operator with the traditional concat() method

Measure Multiple Texts

Using various methods to measure multiple strings of text.

Array.prototype.concat vs spread operator - with Arrays of Objects (Updated Oct 2020)

Compare the new ES6 spread operator with the traditional concat() method

Array.prototype.concat vs spread operator (Updated Oct 2020)

Compare the new ES6 spread operator with the traditional concat() method

Measure Single Text

Using various methods to measure a single string of text.