Run results for: Array.includes vs Array.find vs Array.indexOf

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Browser: Chrome 146

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 5 months ago

Benchmark engine: Benchmark.js

Array.indexOf

73.1M/s

Array.includes

70.3M/s

Array.find

61.5M/s

View exact numbers

Script Preparation code:

var values = []
for (var i = 0; i < 1000000; i++) {
  values.push[i]
}

Tests:

Array.find
var TEST_NUM = 897495 var result = values.find(v => v === TEST_NUM)
Array.includes
var TEST_NUM = 897495 var result = values.includes(TEST_NUM)
Array.indexOf
var TEST_NUM = 897495 var result = values.indexOf(TEST_NUM) !== -1