Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

split-join vs regex replace - large input

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Single Character Checking

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new Intl.DateTimeFormat vs cached Intl.DateTimeFormat

measure the perf impact of caching calls to new Intl.DateTimeFormat

new Intl.DateTimeFormat vs cached

measure the perf impact of caching calls to new Intl.DateTimeFormat

Try/catch performance (JSON parse) (Log)

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Typeof Window Check

Memoizing a key typeof check in high frequency

fetch vs ajax callt

fetch vs ajax call

loop idx

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Computed style

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test const vs let

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Number to String: toString() vs String() vs + ""

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_.isFunction vs typeof

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_.isFunction

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string vs join

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has vs find

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Array.prototype.concat vs spread operator (forked without jQuery)

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

joins prescreening details

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Write Float64Array by index vs Array by index vs Array by push

Test initializing a typed array by index vs generic array by push.

Write Float64Array index vs Array push

Test initializing a typed array by index vs generic array by push.

push VS destructuration

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Speed Test : _.each vs forEach

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Speed Test : _.filter vs array filter

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find index range in array

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find range in array

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Object.create(null)

- Object.create(null) - {} - new Object()