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email_exists( string $email )

Determines whether the given email exists.

Description

For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.

Parameters

$email

(string) (Required) Email.

Return

(int|false) The user's ID on success, and false on failure.

Source

File: wp-includes/user.php

function email_exists( $email ) {
	$user = get_user_by( 'email', $email );
	if ( $user ) {
		return $user->ID;
	}
	return false;
}

Changelog

Version Description
2.1.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/email_exists