From 0a6fda7911d8fe00a0158f644cf789476635d404 Mon Sep 17 00:00:00 2001
From: Karson <karsonzhang@163.com>
Date: Thu, 13 Apr 2017 12:46:16 +0800
Subject: [PATCH]

---
 extend/fast/Tree.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extend/fast/Tree.php b/extend/fast/Tree.php
index 2c201bbe..752eb6e0 100644
--- a/extend/fast/Tree.php
+++ b/extend/fast/Tree.php
@@ -355,7 +355,7 @@ class Tree
                     '@childlist' => $childlist,
                     '@url'       => $childdata || !isset($value['@url']) ? "javascript:;" : url($value['@url']),
                     '@caret'     => ($childdata && !$value['@badge'] ? '<i class="fa fa-angle-left"></i>' : ''),
-                    '@badge'     => $value['@badge'],
+                    '@badge'     => isset($value['@badge']) ? $value['@badge'] : '',
                     '@class'     => ($selected ? ' active' : '') . ($disabled ? ' disabled' : '') . ($childdata ? ' treeview' : ''),
                 );
                 $str .= strtr($nstr, $value);