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add_option_update_handler( string $option_group, string $option_name, callable $sanitize_callback = '' )

This function has been deprecated. Use register_setting() instead.

Register a setting and its sanitization callback

Description

See also

Parameters

$option_group

(string) (Required) A settings group name. Should correspond to an allowed option key name. Default allowed option key names include 'general', 'discussion', 'media', 'reading', 'writing', 'misc', 'options', and 'privacy'.

$option_name

(string) (Required) The name of an option to sanitize and save.

$sanitize_callback

(callable) (Optional) A callback function that sanitizes the option's value.

Default value: ''

Source

File: wp-admin/includes/deprecated.php 

function add_option_update_handler( $option_group, $option_name, $sanitize_callback = '' ) {
	_deprecated_function( __FUNCTION__, '3.0.0', 'register_setting()' );
	register_setting( $option_group, $option_name, $sanitize_callback );
}

Uses

Uses Description
wp-includes/option.php: register_setting()

Registers a setting and its data.
wp-includes/functions.php: _deprecated_function()

Mark a function as deprecated and inform when it has been used.

Changelog

Version Description
3.0.0 Use register_setting()
2.7.0 Introduced.

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