Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
JS unshift vs slice
Go to the benchmark
Embed
Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Browser:
Chrome 133
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Unshift
67869416.0 Ops/sec
Slice
406510.9 Ops/sec
Script Preparation code:
var arr1 = []; for(i=0; i<10000; i++){arr1.push(i);} var arr2 = []; for(i=0; i<10000; i++){arr2.push(i);}
Tests:
Unshift
arr1.shift(); var newArr1 = arr1;
Slice
var newArr2 = arr2.slice(1,10000);