Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

Lodash uniqBy vs loop+Map

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lodash uniq vs Array.from(new Set()) vs spread new Set() v3 strings vs loop

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Regex vs startswith and slice

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Deletion: splice vs filter vs loop

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Compare isNaN vs Hack Checking

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setAttribute vs individual styles vs cssText

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String concatenation vs array join aaaaa

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DeepClone vs Assign

Testing deepClone vs object.Assign

RegEx vs Reduce

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Call or check

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innerText vs textContent reading

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Lodash cloneDeep vs Lodash clone vs Array.slice() vs. Object.assign() (10000 items)

For times when a shallow copy is needed for 10000 items, what is the performance difference between these 3 methods.

Array.slice() vs. Spread operator (10000 items)

For times when a shallow copy of an Array of size 10000 is needed, what is the performance difference between these 2 methods.

Array.slice() vs. Spread operator

For times when a shallow copy of an Array is needed, what is the performance difference between these 2 methods.

Option[Double]: box vs unbox fix

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Option[Double]: box vs unbox

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comparison int and string

Comparing performance of: int comparison vs string compare

Traverse function vs NodeIterator vs TreeWalker (elements)

Let's compare the speed of 3 different ways to traverse the DOM.

Traverse function vs NodeIterator vs TreeWalker (modified)

Let's compare the speed of 3 different ways to traverse the DOM.

While vs For Loop - Luigi 3

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While vs For Loop - Luigi

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Iteration Array for-of vs Map for-of 5

Iteration Array for-of vs Map for-of

Iteration Array for-of vs Map for-of 4

Iteration Array for-of vs Map for-of

Iteration Array for-of vs Map for-of 3

Iteration Array for-of vs Map for-of

Iteration Array for-of vs Map for-of

Iteration Array for-of vs Map for-of