Ticket #10376: formatting-preg-split.php.diff

trunk/wp-includes/formatting.php

@@ -1696 +1696 @@
 
                 $text = apply_filters('the_content', $text);
                 $text = str_replace(']]>', ']]>', $text);
-                $text = strip_tags($text);
                 $excerpt_length = apply_filters('excerpt_length', 55);
-                $words = explode(' ', $text, $excerpt_length + 1);
+                $words = preg_split('/\s+/', strip_tags($text), $excerpt_length + 1, PREG_SPLIT_NO_EMPTY);
                 if (count($words) > $excerpt_length) {
                         array_pop($words);
                         array_push($words, '[...]');