Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Copy array568

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foreach overhead

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length or no length

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withLength

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Reduce vs Iterate

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querySelector vs getElementsByClassName Nested

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Spread vs Array.splice

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sam's non-mutating array remove element: spread and slice vs slice and splice vs filter

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loop vs map v3

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non-mutating array remove element: spread and slice vs slice and splice vs filter

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non-mutating array remove: spread and slice vs slice and splice

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Lodash map vs array.prototype.map

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Slice vs RegExp

Find best perf for removing first known dir in path string.

ES6 Array concat vs spread operator

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

if vs snake 1

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if vs snake

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obj vs arr

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string comparison ar vs if

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slice vs substr vs substring (with end index & large string)

Compares slice, substr and substring to each other when there is a start and end index on a large string (10k words, ~67KB)

spread array performance (vs slice, splice, concat)

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startsWith vs string array

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startsWith & endsWith vs test

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lodash.keys vs Object.keys with a large object

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tartatbrdazb

abte

Array.prototype.concat vs spread operator no jQuery

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