valid_email_address

Verify the syntax of the given e-mail address.

Empty e-mail addresses are allowed. See RFC 2822 for details.

$mail A string containing an e-mail address.

TRUE if the address is in a valid format.

comment_form_validate in modules/comment/comment.module: Validate comment form submissions.
contact_category_edit_form_validate in modules/contact/contact.admin.inc: Validate the contact category edit page form submission.
contact_personal_form_validate in modules/contact/contact.pages.inc: Form validation handler for contact_personal_form().
contact_site_form_validate in modules/contact/contact.pages.inc: Form validation handler for contact_site_form().
system_send_email_action_validate in modules/system/system.module: Validate system_send_email_action form submissions.
update_settings_validate in modules/update/update.settings.inc: Validation callback for the settings form.
user_validate_mail in modules/user/user.module

includes/common.inc, line 1570

<?php
function valid_email_address($mail) {
  return (bool)filter_var($mail, FILTER_VALIDATE_EMAIL);
}
?>

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