WordPress: Remove an anonymous object filter

remove-anonymous-object-filter.php

<?php
/**
* Remove an anonymous object filter.
*
* @param  string $tag    Hook name.
* @param  string $class  Class name
* @param  string $method Method name
* @return void
*/
function remove_anonymous_object_filter( $tag, $class, $method ) {

	// From https://wordpress.stackexchange.com/questions/57079/how-to-remove-a-filter-that-is-an-anonymous-object.
	if ( ! isset( $GLOBALS['wp_filter'][ $tag ] ) ) {
		return;
	}

	$filters = $GLOBALS['wp_filter'][ $tag ];

	if ( empty ( $filters ) ) {
		return;
	}

	foreach ( $filters as $priority => $filter ) {
		foreach ( $filter as $identifier => $function ) {
			if ( is_array( $function ) && is_a( $function['function'][0], $class ) && $method === $function['function'][1] ) {
				remove_filter( $tag, [ $function['function'][0], $method ], $priority );
			}
		}
	}
}