Changeset 9302 for trunk/wp-includes/formatting.php

Timestamp:

10/23/2008 08:03:16 PM (17 years ago)

Author:

ryan

Message:

Introduce normalize_whitespace(). Use it instead of wp_text_diff() when checking for identical autosave revisions. Props tellyworth. fixes #7691

File:

• trunk/wp-includes/formatting.php (modified) (1 diff)

trunk/wp-includes/formatting.php

@@ -2145 +2145 @@
 }
 
+// normalize EOL characters and strip duplicate whitespace
+function normalize_whitespace( $str ) {
+    $str  = trim($str);
+    $str  = str_replace("\r", "\n", $str);
+    $str  = preg_replace( array( '/\n+/', '/[ \t]+/' ), array( "\n", ' ' ), $str );
+    return $str;
+}
+
 ?>