Run results for: array last item speed

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

array[array.length - 1]

140.9M/s

array.slice(-1)[0]

39.9M/s

[...array].reverse()

32.9M/s

View exact numbers

Test name	Executions per second
✓ array[array.length - 1]	140,917,408 Ops/sec
array.slice(-1)[0]	39,939,796 Ops/sec
[...array].reverse()	32,908,908 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
var array = [0,1,2,3,4]

Tests:

array[array.length - 1]
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ array[array.length - 1]
array.slice(-1)[0]
array.slice(-1)[0]
[...array].reverse()
[...array].reverse()