From c62323a40a833d991c091f8cd99bf9a4f29bfc6c Mon Sep 17 00:00:00 2001
From: xue <>
Date: Tue, 1 Aug 2006 12:27:41 +0000
Subject: Changed PHP minimum requirement to 5.1.0

---
 framework/Collections/TStack.php | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'framework/Collections/TStack.php')

diff --git a/framework/Collections/TStack.php b/framework/Collections/TStack.php
index 79d17902..f1118d90 100644
--- a/framework/Collections/TStack.php
+++ b/framework/Collections/TStack.php
@@ -31,7 +31,7 @@
  * @package System.Collections
  * @since 3.0
  */
-class TStack extends TComponent implements IteratorAggregate
+class TStack extends TComponent implements IteratorAggregate,Countable
 {
 	/**
 	 * internal data storage
@@ -160,6 +160,16 @@ class TStack extends TComponent implements IteratorAggregate
 	{
 		return $this->_c;
 	}
+
+	/**
+	 * Returns the number of items in the stack.
+	 * This method is required by Countable interface.
+	 * @return integer number of items in the stack.
+	 */
+	public function count()
+	{
+		return $this->getCount();
+	}
 }
 
 /**
-- 
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