Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

forEach + push vs flat

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Delete undefined property

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Array sort & map vs. map & sort

The best way to map and sort array of arrays

d3 vs date-fns

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string split vs spread vs array from

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JavaScript Fastest Array Copy

Testing the results for the fastest approach of shallow copying an array in JavaScript (concat, slice, for loop, while loop, spread operator).

JavaScript Array Copy

Testing the results for the fastest approach of shallow copying an array in JavaScript (concat, slice, for loop, and while loop).

JS Fastest Array Shallow Copy

Testing the results for the fastest approach of shallow copying an array in JavaScript (concat, slice, for loop, and while loop).

findIndex vs for loop simple 2

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JQuery object cache

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findIndex vs for loop simple

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findIndex vs for loop 2

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findIndex vs for loop

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parseInt() VS x.toFixed()

Compare javascript native parseInt() function vs toFixed() function

Inherited Array splice

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URL parsing

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Array vs SubArray splice

Array vs SubArray splice

Deep object equalA / equalB / lodash isEqual /equalIterative fix

Compares deeply two objects

Deep object equalA / equalB / lodash isEqual /equalIterative

Compares deeply two objects

array of objects shallow clone comparison narrowed

1. concat 2. spread 3. slice 5. Object.values 6. Array.from

array shallow clone comparison narrowed

1. concat 2. spread 3. slice 5. Object.values 6. Array.from

change css property

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Add empty classes to classList

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JS: Null vs Undefined

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Array: Object.prototype.toString vs instanceof vs Array.isArray

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