Benchmark name When Created
Array.push() vs map() for converting a string into a char array 6 days ago
flat map vs reduce concat for real 6 days ago
Array.prototype.concat vs spread on two arrays

Join arrays by concat or spread

6 days ago
Reduce with spread VS for...of with push 6 days ago
for vs foreach vs some vs for..of test2

Compare loop performance

6 days ago
for vs foreach vs some vs for..of test

Compare loop performance

6 days ago
parent vs closest 555 6 days ago
Pagination Vs Pagination V2 6 days ago
For vs for of vs forEach 6 days ago
JavaScript spread operator vs Object.assign performance 2002 6 days ago
JavaScript spread operator vs Object.assign performance 2001 6 days ago
JavaScript spread operator vs Object.assign performance 2000 6 days ago
JavaScript spread operator vs Object.assign performance 20 6 days ago
klona vs structuredClone with date

https://developer.mozilla.org/en-US/docs/Web/API/structuredClone

6 days ago
Passing data to function as parameter list vs other methods (static, new, re-used & global - vars, objects & arrays)

Compares performance of a function call with parameter list, against other methods of getting the data into the function

6 days ago
Passing objects with raw values vs passing new objects with raw values vs passing just raw values vs array of values 2

Updated to add 'Pass new object' & 'Pass re-created object', these reflect common real-world usage where the object contents are changing

6 days ago
undefined vs. typeof vs. in vs. hasOwnProperty vs hasOwn

Object lookup performance

6 days ago
computed property names vs create, assign 7 days ago
JS: split vs slice 7 days ago
array.pop vs array[index] 7 days ago
ID vs Class Speed 7 days ago
JOSH's flatMap() vs map().filter()

flatMap vs map filter

7 days ago
plus vs template literals vs String.concat

find best solution for concatenate strings

7 days ago
klona vs structuredClone

https://developer.mozilla.org/en-US/docs/Web/API/structuredClone

7 days ago
map.set vs array.push 7 days ago

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