Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

xrange highcahrts data series parsing

parsing data json to create xrange highcharts graph

Compare dates without time 2

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2023 js qs

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querySelector benchmark

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slice vs filter lzg

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array indexOf (gt -1) vs includes vs some

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

Object key access vs array find vs Set

Test speed of object access by key vs array find to find object

replace test ogehogehoge

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add many elements to beginning of array: unshift vs splice vs push+sort

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add many elements to beginning of array: unshift vs splice

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lodash has vs object.hasOwn

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.toString() concatenation vs array join with compiledFunc

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isArray property check

Can you beat it?

forloop performance test

save length of the array in the variable vs get it the loop

Array concat vs spread operator vs push + spread 2023-08-21

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

Replace String vs Replace Regex

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set vs array lookup

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Array cloning 2023 (2)

Comparing array cloning methods

Array cloning 2023

Comparing array cloning methods

React: useMemo vs inline computation

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useMemo vs plain length check

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nested function test

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eval vs json parse only, no var declaration (extremely long identical input)

Evaluates eval vs json parse only, without any declaration of a variable.

eval vs json parse only, no var declaration (long identical input)

Evaluates eval vs json parse only, without any declaration of a variable.

pushing large array vs destructuring

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