Run results for: find vs some for objects

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36

Browser: Chrome 117

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
array find	3708023.8 Ops/sec
array some	3704791.8 Ops/sec

Script Preparation code:

var countries = [
    { name: 'Austria', code: 'AT' },
    { name: 'Belgium', code: 'BE' },
    { name: 'Bulgaria', code: 'BG' },
    { name: 'Cyprus', code: 'CY' },
    { name: 'Czech Republic', code: 'CZ' },
    { name: 'Denmark', code: 'DK' },
    { name: 'Estonia', code: 'EE' },
    { name: 'Finland', code: 'FI' },
    { name: 'France', code: 'FR' },
    { name: 'Germany', code: 'DE' },
    { name: 'Greece', code: 'GR' },
    { name: 'Hungary', code: 'HU' },
    { name: 'Ireland', code: 'IE' },
    { name: 'Italy', code: 'IT' },
    { name: 'Latvia', code: 'LV' },
    { name: 'Lithuania', code: 'LT' },
    { name: 'Luxembourg', code: 'LU' },
    { name: 'Malta', code: 'MT' },
    { name: 'Netherlands', code: 'NL' },
    { name: 'Poland', code: 'PL' },
    { name: 'Portugal', code: 'PT' },
    { name: 'Romania', code: 'RO' },
    { name: 'Slovakia', code: 'SK' },
    { name: 'Slovenia', code: 'SI' },
    { name: 'Spain', code: 'ES' },
    { name: 'Sweden', code: 'SE' },
    { name: 'United Kingdom', code: 'GB' },
    { name: 'Iceland', code: 'IS' },
    { name: 'Liechtenstein', code: 'LI' },
    { name: 'Norway', code: 'NO' },
    { name: 'Croatia', code: 'HR' },
    { name: 'United States', code: 'US' },
    { name: 'San Marino', code: 'SM' },
    { name: 'Switzerland', code: 'CH' },
    { name: 'Monaco', code: 'MC' },
    { name: 'Andorra', code: 'AD' },
    { name: 'Isle of Man', code: 'IM' },
    { name: 'Gibraltar', code: 'GI' },
];

Tests:

array find
var res = countries.find(item => item.code.toLowerCase() === 'sm');
array some
var res = countries.some(item => item.code.toLowerCase() === 'sm');

Run results for: find vs some for objects

test performance of find versus some

array find

array some