JSFiddle - React, Tailwind, and code Playground
JavaScript
const emailRegex = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
const email_a = "[email protected]";
const email_b = "test@usercom";
function isValidEmail(email) {
return email.match(emailRegex) ? true : false;
}
console.log(isValidEmail(email_a));
console.log(isValidEmail(email_b));