Web Reference: Sep 5, 2008 · I'd like to check if the user input is an email address in JavaScript, before sending it to a server or attempting to send an email to it, to prevent the most basic mistyping. How could I achieve this? Jan 2, 2025 · The validator library's isEmail function is used to check whether the given email address is valid. The isEmail method evaluates "example@domain.com" and returns true if it matches the standard email format. The pattern attribute specifies a regular expression that the email field's value is checked against. Tip: Use the global HTML title attribute or the DOM title property to describe the pattern to help the user.
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