Run results for: Javascript: Case insensitive string comparison + Collators performance

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Windows

Device Platform: Desktop

Date tested: 11 months ago

Test name	Executions per second
toLowerCase()	7654464.0 Ops/sec
localeCompare() undef Culture	158225.2 Ops/sec
toLowerCase() FAIL	7100892.5 Ops/sec
localeCompare() FAIL	161184.5 Ops/sec
toUpperCase	6972525.5 Ops/sec
toUpperCase FAIL	6859572.0 Ops/sec
Collator compare	3446555.8 Ops/sec
Collator compare: Fail	3964102.2 Ops/sec

Script Preparation code:

var a = "John Doe"
var b = "john doe"
var c = "john smith"
var o = {
    sensitivity: 'accent'
}
var r = new Intl.Collator('en-US', o)

Tests: