Run results for: Set has vs object key - small object

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Object[key]

100.4M/s

Set.has

96.1M/s

Includes

28.8M/s

View exact numbers

Script Preparation code:

var obj = {
  '.': true,
  ' ': true,
  ',': true,
  ';': true,
};
var array = Object.keys(obj);
var set = new Set(array);

Tests: