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How to validate email format via JavaScript

April 1st, 2008  |  by Knix  |  published in javascript

This JavaScript demo verifies that an email address is in the correct format and that the user has typed in the same address in both fields to prevent mistyping of the address. I have borrowed the regex for verifying the correct email format from a different site.

Demo

Email:

Please type in your email again:

Form verification via JavaScript

February 27th, 2008  |  by Knix  |  published in javascript

function verifyForm(form) {
var userName = form.name.value;
var userEmail = form.email.value;
var success = 1;
if (!userName) {
document.getElementById(“usernameMsg”).style.display = “”;
form.name.style.backgroundColor = “yellow”;
[...]

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