Improve various @param docs.

See #30224.


git-svn-id: https://develop.svn.wordpress.org/trunk@30682 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/class-wp-filesystem-direct.php

@@ -202,7 +202,7 @@ class WP_Filesystem_Direct extends WP_Filesystem_Base {
 
 	/**
 	 * @param string $file
-	 * @return string
+	 * @return string|false
 	 */
 	public function group($file) {
 		$gid = @filegroup($file);

src/wp-admin/includes/class-wp-filesystem-ftpext.php

@@ -123,7 +123,7 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 	/**
 	 * @param string $file
 	 * @param string $contents
-	 * @param bool|string $mode
+	 * @param bool|int $mode
 	 * @return bool
 	 */
 	public function put_contents($file, $contents, $mode = false ) {

src/wp-admin/includes/class-wp-filesystem-ssh2.php

@@ -169,7 +169,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 	/**
 	 * @param string $file
 	 * @param string $contents
-	 * @param int $mode
+	 * @param bool|int $mode
 	 * @return bool
 	 */
 	public function put_contents($file, $contents, $mode = false ) {
@@ -200,7 +200,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 
 	/**
 	 * @param string $file
-	 * @param bool $group
+	 * @param string $group
 	 * @param bool $recursive
 	 */
 	public function chgrp($file, $group, $recursive = false ) {
@@ -241,7 +241,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 	 * @since Unknown
 	 *
 	 * @param string     $file    Path to the file.
-	 * @param bool   $owner   A user name or number.
+	 * @param string|int $owner   A user name or number.
 	 * @param bool       $recursive Optional. If set True changes file owner recursivly. Defaults to False.
 	 * @return bool|string Returns true on success or false on failure.
 	 */

src/wp-includes/general-template.php

@@ -2014,7 +2014,7 @@ function get_the_time( $d = '', $post = null ) {
  * @param bool        $gmt       Optional. Whether to retrieve the GMT time. Default false.
  * @param int|WP_Post $post      WP_Post object or ID. Default is global $post object.
  * @param bool        $translate Whether to translate the time string. Default false.
- * @return false|string Formatted date string or Unix timestamp. False on failure.
+ * @return false|string|int Formatted date string or Unix timestamp. False on failure.
  */
 function get_post_time( $d = 'U', $gmt = false, $post = null, $translate = false ) {
 	$post = get_post($post);

src/wp-includes/query.php

@@ -176,7 +176,7 @@ function is_post_type_archive( $post_types = '' ) {
  * @since 2.0.0
  * @uses $wp_query
  *
- * @param int|string|array $attachment Attachment ID, title, slug, or array of such.
+ * @param int|string|array|object $attachment Attachment ID, title, slug, or array of such.
  * @return bool
  */
 function is_attachment( $attachment = '' ) {