Run results for: set.has vs. array.includes (random string values), add strings not in list, smaller list

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.105 Safari/537.36

Browser: Chrome 84

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
arr.includes	1413348.0 Ops/sec
set.has	1427525.6 Ops/sec

Script Preparation code:

var a = [
    'height',
    'width',
    'maxHeight',
    'maxWidth',
    'maxHeight',
    'minWidth',
    'color',
    'bg',
    'backgroundColor',
    'opacity',
    'm',
    'mt',
    'mb',
    'mr'
];
var b = new Set(a)

var c = a.slice();
c.push('abc','def','ghi','other word', 'notinlist','123','4334232313','borderwersese');

Tests:

arr.includes
return a.includes(c[Math.floor(Math.random() * c.length)])
set.has
return b.has(c[Math.floor(Math.random() * c.length)])

Run results for: set.has vs. array.includes (random string values), add strings not in list, smaller list

arr.includes

set.has