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filter is not described

pre_untrash_post filter-hook . WP 4.9.0

Filters whether a post untrashing should take place.

Usage

add_filter( 'pre_untrash_post', 'filter_function_name_7365', 10, 3 );
function filter_function_name_7365( $untrash, $post, $previous_status ){
	// filter...

	return $untrash;
}
$untrash(true|false|null)
Whether to go forward with untrashing.
$post(WP_Post)
Post object.
$previous_status(string)
The status of the post at the point where it was trashed.

Changelog

Since 4.9.0 Introduced.
Since 5.6.0 The $previous_status parameter was added.

Where the hook is called

wp_untrash_post()
pre_untrash_post
wp-includes/post.php 3366
$check = apply_filters( 'pre_untrash_post', null, $post, $previous_status );

Where in WP core the hook is used WordPress

Usage not found.