Run results for: Array + map vs array iteration

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser: Chrome 116

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Array Iteration + Map iteration	3006380.0 Ops/sec
Map Iteration	20566540.0 Ops/sec
Array iteration	29157520.0 Ops/sec

Script Preparation code:

var obj = {"one": true, "two": true, "three": true, "four": true, "five": true, "six": true, "seven": true, "eight": true, "nine": true, "ten": true};
var map = new Map([["one", true], ["two", true], ["three", true], ["four", true], ["five", true], ["six", true], ["seven", true], ["eight", true], ["nine", true], ["ten", true]]);

var arr = ["one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten"];
var set = new Set(["one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten"]);

Tests:

Array Iteration + Map iteration
for (const element of arr) { void(map.get(element)); }
Map Iteration
for (const element of map) { void(element); }
Array iteration
for (const element of arr) { void(element); }

Run results for: Array + map vs array iteration

Array Iteration + Map iteration

Map Iteration

Array iteration