Ticket #10376: 10376.2.diff

wp-includes/formatting.php

@@ -1816 +1816 @@
                 $text = strip_tags($text);
                 $excerpt_length = apply_filters('excerpt_length', 55);
                 $excerpt_more = apply_filters('excerpt_more', ' ' . '[...]');
-                $words = explode(' ', $text, $excerpt_length + 1);
+                $words = preg_split("/[\n\r\t ]+/", $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY);
                 if (count($words) > $excerpt_length) {
                         array_pop($words);
                         $text = implode(' ', $words);