Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

old range vs new range

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instanceof vs type

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Already sorted versus random

Check how much an array sort is faster on an already sorted array or on a randomized one

eval vs new Function

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Convert Number to String

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Add to array

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String Concatenation

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If else ternary versus normal

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Fast Array lookup

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For loop - in loop var hoisted or in loop braces

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For loop var i init hoisted or in parenthesis

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Date to time calculation

Comparison of different methods of converting a Date object to hours, minutes, seconds and milliseconds.

JSON with and without filter

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Pick vs Switch

Tests filtering of object attributes.

empty an array in JavaScript?

Based on question on http://stackoverflow.com/questions/1232040/how-do-i-empty-an-array-in-javascript

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JSON rw versus prototype

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Math.pow vs Math.sqrt

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Json parse

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Document Fragment Tests

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Time Difference Formatting

Determine the performance difference between a heavily modulo-based if chain and a one-line ternary solution.

Plus equals is slow 333

Why the hell 333

Plus equals is slow 222

Why the hell 222

Creep.getActiveBodyparts replacement

Testing lodash filter, lodash sum, and a custom function

getOwnPropertyNames vs loop vs cached property names

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