Validate email address textbox using JavaScript

Question

I have a requirement to validate an email address entered when a user comes out from the textbox.
I have googled for this but I got form validation JScript; I don\'t wa

Answer 1

The result in isEmailValid can be used to test whether the email's syntax is valid.

var validEmailRegEx = /^[A-Z0-9_'%=+!`#~$*?^{}&|-]+([\.][A-Z0-9_'%=+!`#~$*?^{}&|-]+)*@[A-Z0-9-]+(\.[A-Z0-9-]+)+$/i
var isEmailValid = validEmailRegEx.test("Email To Test");