Latest Benchmarks

Browse the latest JavaScript performance benchmarks created by the community.

testing...

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Number -> String coercion by appending empty string vs num.toString()

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String Concatenation vs .toString() for Type Coercion

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string concat vs .toString()

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Markdown Performance Comparison 113

A performance comparison of leading Javascript Markdown implementations.

typeof raw string vs const

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javascript loops with reduce 5

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occurrence methods speed

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structuredClone vs spread vs Object.assign() vs JSON.parse

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Set.has VS Array.some

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Array spread operator vs unshift vs push reverse in reduce

Compare the new ES6 spread operator with unshift and push reverse inside reduce

Array.from vs Spread on Iterable

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Array.prototype.concat vs spread operator vs push spreaad operator

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

insertAdjacentHTML vs insertAdjacentElement

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Object.entries vs Object.values basic

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lodash groupBy vs group with Array.reduce 100k

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test mapping page

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spread vs concat vs unshift with slice v2

spread vs concat vs unshift with slice v2

spread vs concat vs unshift with slice

spread vs concat vs unshift with slice

drawImage: Copy from image or canvas fixed

Test

javascript loops with reduce 4

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javascript loops with reduce 3

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javascript loops with reduce 2

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javascript loops with reduce

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chain replace

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