Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

add fields to objects in array

speed of different variants of adding field into objects in array

lodash camelCase vs javascript snake to camelcase only using regex

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forEach mutate object vs map spread copy v2

add field into object with forEach vs spread fields into new object with new field in array of objects

lodash camelCase vs javascript regex with predefined regex

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forEach mutate object vs map spread copy

add field into object with forEach vs spread fields into new object with new field in array of objects

new class from fn vs function returning obj from fn 2

Measure the performance of instanceOf operator vs comparing a basic string type.

Map vs Object (real-world) Performance (better) 2

Lookup of map vs object (in a real-world test format)

Set has vs object key vs map has

performance comparison of ways to find if an array contains a value

Date.parse vs new Date(int)

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moment vs custom parse

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Set has vs object key 3

performance comparison of ways to find if an array contains a value

Plain object access vs Proxy vs Property

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pop vs index for array

Comparing pop method vs last index check for an array element

InstanceOf vs String type vs Number type

Measure the performance of instanceOf operator vs comparing a basic string type.

Markdown Performance Comparison 14

A performance comparison of leading Javascript Markdown implementations.

Array.from() vs new Array() with index

Testing the difference between creating filled arrays.

Custom Event vs PubSub Single Event 10

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slice version 2

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slice version

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11121212

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Style vs SetAttribue

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Object creation vs assign

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slice vs array from

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new class from fn vs function returning obj from fn

Measure the performance of instanceOf operator vs comparing a basic string type.

new class vs function returning obj

Measure the performance of instanceOf operator vs comparing a basic string type.