apply_filters( "_wp_post_revision_field_{$field}", string $revision_field, string $field, WP_Post $compare_from, string $context )

84		 * @param string  $revision_field The current revision field to compare to or from.85		 * @param string  $field          The current revision field.86		 * @param WP_Post $compare_from   The revision post object to compare to or from.87		 * @param string  $context        The context of whether the current revision is the old88		 *                                or the new one. Either 'to' or 'from'.89		 */90		$content_from = $compare_from ? apply_filters( "_wp_post_revision_field_{$field}", $compare_from->$field, $field, $compare_from, 'from' ) : '';91 92		/** This filter is documented in wp-admin/includes/revision.php */93		$content_to = apply_filters( "_wp_post_revision_field_{$field}", $compare_to->$field, $field, $compare_to, 'to' );94 95		$args = array(96			'show_split_view' => true,