From 48325023e296110e80454417b0c0cc0524d33b34 Mon Sep 17 00:00:00 2001 From: Mark Jaquith Date: Sun, 26 Oct 2014 23:18:03 +0000 Subject: [PATCH] Cast class names to an array to avoid a potential warning. props briandichiara fixes #29743 git-svn-id: https://develop.svn.wordpress.org/trunk@30032 602fd350-edb4-49c9-b593-d223f7449a82 --- src/wp-includes/nav-menu-template.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/wp-includes/nav-menu-template.php b/src/wp-includes/nav-menu-template.php index 6db82b1e8f..a346f27df5 100644 --- a/src/wp-includes/nav-menu-template.php +++ b/src/wp-includes/nav-menu-template.php @@ -95,7 +95,7 @@ class Walker_Nav_Menu extends Walker { * @param object $item The current menu item. * @param array $args An array of wp_nav_menu() arguments. */ - $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); + $class_names = join( ' ', (array) apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; /**