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Run results for:
array.from.map vs array.from with map vs spread with map
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Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:129.0) Gecko/20100101 Firefox/129.0
Browser:
Firefox 129
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
array.from.map
865193.1 Ops/sec
array.from with map
923125.2 Ops/sec
spread with map
864377.2 Ops/sec
HTML Preparation code:
<div id='1'></div> <div id='2'></div> <div id='3'></div> <div id='4'></div> <div id='5'></div> <div id='6'></div> <div id='7'></div> <div id='8'></div> <div id='9'></div> <div id='10'></div>
Script Preparation code:
var divs = document.querySelectorAll('div');
Tests:
array.from.map
Array.from(divs).map(div => div.id);
array.from with map
Array.from(divs, (div) => div.id);
spread with map
[...divs].map(div => div.id);