Run results for: RegEx.test vs Array.includes Email cashing test:

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:133.0) Gecko/20100101 Firefox/133.0

Browser: Firefox 133

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Array.includes

38.5M/s

RegEx.test

6.8M/s

View exact numbers

Test name	Executions per second
✓ Array.includes	38,547,572 Ops/sec
RegEx.test	6,818,992 Ops/sec

Script Preparation code:

var string = "lue-ka@gmail.com";
var array = [string, 'ewerwqerqwr', '']
var regex = /^(?!\.|\s)(?!.*\.\.)[\p{L}\d._%+-]+?(?<![\.+(&])@[\p{L}\d]+(?:[\p{L}\d-]+)*(?<!-)(?:\.[\p{L}\d]+(?:[\p{L}\d-]+)*(?<!-))*(\.[a-zA-Z]{2,5})$/u;

Tests:

RegEx.test
regex.test(string);
Array.includes
array.includes(string);