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delete_user_setting( string $names )

Delete user interface settings.

Description

Deleting settings would reset them to the defaults.

This function has to be used before any output has started as it calls setcookie().

Parameters

$names

(string) (Required) The name or array of names of the setting to be deleted.

Return

(bool|null) True if deleted successfully, false if not. Null if the current user can't be established.

Source

File: wp-includes/option.php

function delete_user_setting( $names ) {
	if ( headers_sent() ) {
		return false;
	}

	$all_user_settings = get_all_user_settings();
	$names             = (array) $names;
	$deleted           = false;

	foreach ( $names as $name ) {
		if ( isset( $all_user_settings[ $name ] ) ) {
			unset( $all_user_settings[ $name ] );
			$deleted = true;
		}
	}

	if ( $deleted ) {
		return wp_set_all_user_settings( $all_user_settings );
	}

	return false;
}

Changelog

Version Description
2.7.0 Introduced.

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