From 33c150d3debce3455b4f4e16ab707b392ff21bef Mon Sep 17 00:00:00 2001
From: markjaquith <markjaquith@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Thu, 29 Sep 2011 21:48:03 +0000
Subject: [PATCH] Allow the text parameter in wp_trim_excerpt() to be omitted
 altogether, instead of requiring a blank string. props SergeyBiryukov. fixes
 #17492

git-svn-id: http://svn.automattic.com/wordpress/trunk@18824 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/formatting.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/wp-includes/formatting.php b/wp-includes/formatting.php
index 57d39f1bc..abdb70166 100644
--- a/wp-includes/formatting.php
+++ b/wp-includes/formatting.php
@@ -1851,10 +1851,10 @@ function human_time_diff( $from, $to = '' ) {
  *
  * @since 1.5.0
  *
- * @param string $text The excerpt. If set to empty an excerpt is generated.
+ * @param string $text Optional. The excerpt. If set to empty, an excerpt is generated.
  * @return string The excerpt.
  */
-function wp_trim_excerpt($text) {
+function wp_trim_excerpt($text = '') {
 	$raw_excerpt = $text;
 	if ( '' == $text ) {
 		$text = get_the_content('');