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Run results for:
Javascript: Case insensitive string comparison performance en-US accent
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:143.0) Gecko/20100101 Firefox/143.0
Browser:
Firefox 143
Operating system:
Windows
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
toLowerCase()
2456926208.0 Ops/sec
localeCompare()
478556.7 Ops/sec
toLowerCase() FAIL
2484977152.0 Ops/sec
localeCompare() FAIL
498941.7 Ops/sec
Script Preparation code:
var a = "John Doe" var b = "john doe" var c = "john smith" var o = { sensitivity: 'accent' }
Tests:
toLowerCase()
a.toLowerCase() === b.toLowerCase()
localeCompare()
a.localeCompare(b, 'en-US', o)
toLowerCase() FAIL
c.toLowerCase() === b.toLowerCase()
localeCompare() FAIL
c.localeCompare(b, 'en-US' ,o)