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apply_filters( 'username_exists', int|false $user_id, string $username )

Filters whether the given username exists or not.

Parameters

$user_id

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

$username

(string) Username to check.

Source

File: wp-includes/user.php

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Used By

Used By Description
wp-includes/user.php: username_exists()

Determines whether the given username exists.

Changelog

Version Description
4.9.0 Introduced.

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