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function is not described

remove_option_update_handler() WP 2.7.0

Deprecated from version 3.0.0. It is no longer supported and can be removed in future releases. Use unregister_setting() instead.

Unregister a setting

No Hooks.

Return

null. Nothing.

Usage

remove_option_update_handler( $option_group, $option_name, $sanitize_callback );
$option_group(string) (required)
-
$option_name(string) (required)
-
$sanitize_callback(callable)
-
Default: ''

Notes

Changelog

Since 2.7.0 Introduced.
Deprecated Since 3.0.0 Use unregister_setting()

Code of remove_option_update_handler() WP 5.8.2

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