Run results for: Test find vs some

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Safari/537.36

Browser: Chrome 151

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Benchmark engine: Benchmark.js

some

163.2M/s

find

160.6M/s

View exact numbers

Test name	Executions per second
✓ some	163,175,680 Ops/sec
find	160,606,864 Ops/sec

Script Preparation code:

var authRoles = []
for (var i = 0; i < 1000000; i++) {
  authRoles.push['ROLE_' + i]
}

var roles = []
for (var i = (1000000 / 2); i < 1000000; i++) {
  roles.push['ROLE_' + i]
}

Tests:

find
var result = authRoles.find((authr) => roles.find((r) => r === authr) === undefined)
some
var result = !(roles || []).some((r) => authRoles.includes(r))