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Run results for:
Map has vs get
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:139.0) Gecko/20100101 Firefox/139.0
Browser:
Firefox 139
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
has
67641984.0 Ops/sec
get
54718412.0 Ops/sec
Script Preparation code:
var m = new Map([['test', 123]]); var keys = ['test', 'test2'];
Tests:
has
keys.map(k => m.has(k) ? m.get(k) : k);
get
keys.map(k => m.get(k) ?? k);