Ticket #8402: add_query_arg.diff

wp-includes/functions.php

@@ -1206 +1206 @@
 
         $ret = build_query( $qs );
         $ret = trim( $ret, '?' );
-        $ret = preg_replace( '#=(&|$)#', '$1', $ret );
+        $ret = preg_replace( '#=(&|$)#', '$1', $ret );
         $ret = $protocol . $base . $ret . $frag;
         $ret = rtrim( $ret, '?' );
         return $ret;