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

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

Description

Parameters

$option_group

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

$option_name

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

$sanitize_callback

(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__, 'WP-3.0.0', 'register_setting()' );
	register_setting( $option_group, $option_name, $sanitize_callback );
}

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Uses

Uses
Uses	Description
wp-includes/option.php: register_setting()	Registers a setting and its data.
wp-includes/functions.php: _deprecated_function()	Marks a function as deprecated and inform when it has been used.

Changelog

Changelog
Version	Description
3.0.0	Use register_setting()
2.7.0	Introduced. This function has been deprecated. Use register_setting() instead.