const listCount = 1000;
const list = Array.from({ length: listCount }).map(() => Math.random());
const steps = 100000;
for (let step = 0; step < steps; ++step) {
let index = (Math.random() * listCount) | 0;
let { [index]: value } = list;
}
for (let step = 0; step < steps; ++step) {
let index = (Math.random() * listCount) | 0;
let value = list[index];
}
for (let step = 0; step < steps; ++step) {
let index = (Math.random() * listCount) | 0;
let value = list?.[index];
}