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Run results for:
Merge array without duplicates (Array, Set layout)
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<iframe src="https://measurethat.net/Embed?id=496463" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 OPR/106.0.0.0
Browser:
Opera 106
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Array + Array (concat) => 1 Set => Array
37037.4 Ops/sec
Set + Set (spread) => Set + Array => Array
21217.4 Ops/sec
Script Preparation code:
var lists = [ [ 'aaa', 'bbb', 'c', 'ccc', 'ddd', 'eee', 'fff', 'ggg', 'gcd', 'bbb---ccc---gcc', 'bbb---ccc---g++', 'bbb---ccc---gcc', 'aaa', 'bbb', 'c', 'ccc', 'ddd', 'eee', 'fff', 'ggg', 'gcd', 'bbb---ccc---gcc', 'bbb---ccc---g++', 'bbb---ccc---gcc', 'aaa', 'bbb', 'c', 'ccc', 'ddd', 'eee', 'fff', 'ggg', 'gcd', 'ddd', 'eee', 'ggg', 'bbb', 'ccc', 'gga', 'ggb', 'gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'bbb---ccc---g++', 'bbb---ccc---gcc', 'aaa', 'bbb', 'c', 'ccc', 'ddd', 'eee', 'fff', 'ggg', 'gcd', 'bbb---ccc---gcc', 'bbb---ccc---g++', 'bbb---ccc---gcc', 'aaa', 'bbb', 'c', 'ccc', 'ddd', 'eee', 'fff', 'ggg', 'gcd', 'bbb---ccc---gcc', 'bbb---ccc---g++', 'bbb---ccc---gcc', ], [ 'ddd', 'eee', 'ggg', 'bbb', 'ccc', 'gga', 'ggb', 'gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'ddd', 'eee', 'ggg', 'bbb', 'ccc', 'gga', 'ggb', 'gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'ddd', 'eee', 'ggg', 'bbb', 'ccc', 'gga', 'ggb', 'gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', 'bbb---ccc---gcc', ], ];
Tests:
Array + Array (concat) => 1 Set => Array
Array.from( new Set(lists[0].concat(lists[1])) )
Set + Set (spread) => Set + Array => Array
Array.from( new Set([ ...new Set(lists[0]), ...new Set(lists[1]), ]) )