Benchmark: unshift() vs push() vs allocate-fill()

Tests:

unshift
let a = []; for(var i = 0; i < 100000; ++i) { a.unshift(i); }
push
let a = []; for(var i = 0; i < 100000; ++i) { a.push(i); }
allocate-fill
var array = Array(100000); for(var i = 0; i < array.length; ++i) { array[i] = i; }

Rendered benchmark preparation results:

Previous results

Latest run results:

Run details: (Test run date: 8 months ago)

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Browser/OS: Mobile Safari 18 on iOS 18.6.2

Related benchmarks:

unshift() vs push() vs allocate-fill() (version: 1)