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

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36 Edg/141.0.0.0

Browser: Chrome 141

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Array.includes

80.0M/s

Array.indexOf

75.7M/s

Array.find

60.0M/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