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foreach ( $revisions as $revision ) {

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if ( ! current_user_can( 'read_post', $revision->ID ) ) {

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continue;

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}

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$is_autosave = wp_is_post_autosave( $revision );

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if ( ( 'revision' === $type && $is_autosave ) || ( 'autosave' === $type && ! $is_autosave ) ) {

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continue;

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}

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$rows .= "\t<li>" . wp_post_revision_title_expanded( $revision ) . "</li>\n";

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}

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echo "<div class='hide-if-js'><p>" . __( 'JavaScript must be enabled to use this feature.' ) . "</p></div>\n";

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echo "<ul class='post-revisions hide-if-no-js'>\n";

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echo $rows;

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echo '</ul>';

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}

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/**

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* Retrieves the parent post object for the given post.

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* @since 5.7.0

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* @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global $post.

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* @return WP_Post|null Parent post object, or null if there isn't one.

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function get_post_parent( $post = null ) {

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$wp_post = get_post( $post );

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return ! empty( $wp_post->post_parent ) ? get_post( $wp_post->post_parent ) : null;

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}

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/**

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* Returns whether the given post has a parent post.

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* @since 5.7.0

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* @param int|WP_Post|null $post Optional. Post ID or WP_Post object. Default is global $post.

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* @return bool Whether the post has a parent post.

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function has_post_parent( $post = null ) {

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return (bool) get_post_parent( $post );

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}

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