Run results for: array.length vs array.splice

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36

Browser: Chrome 140

Operating system: Windows

Device Platform: Desktop

Date tested: 6 months ago

Benchmark engine: Benchmark.js

Slicing

51.0M/s

Deleting through spclie

37.3M/s

Deleting through length

28.5M/s

View exact numbers

Script Preparation code:

var sut = [];
for (let i = 0; i < 10000; i++) {
    sut.push(i);
}

Tests: