From 55d3ad4faf2727b900832884e7c219076a255b66 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 24 May 2012 22:13:06 +0300
Subject: Fix issue #121

---
 system/database/DB_result.php | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

(limited to 'system/database/DB_result.php')

diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 690734b08..334e08c72 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -242,7 +242,7 @@ class CI_DB_result {
 		$result = $this->custom_result_object($type);
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if ($n != $this->current_row && isset($result[$n]))
@@ -253,6 +253,8 @@ class CI_DB_result {
 		return $result[$this->current_row];
 	}
 
+	// --------------------------------------------------------------------
+
 	/**
 	 * Returns a single result row - object version
 	 *
@@ -263,7 +265,7 @@ class CI_DB_result {
 		$result = $this->result_object();
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if ($n != $this->current_row && isset($result[$n]))
@@ -286,7 +288,7 @@ class CI_DB_result {
 		$result = $this->result_array();
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if ($n != $this->current_row && isset($result[$n]))
@@ -307,7 +309,7 @@ class CI_DB_result {
 	public function first_row($type = 'object')
 	{
 		$result = $this->result($type);
-		return (count($result) === 0) ? $result : $result[0];
+		return (count($result) === 0) ? NULL : $result[0];
 	}
 
 	// --------------------------------------------------------------------
@@ -320,7 +322,7 @@ class CI_DB_result {
 	public function last_row($type = 'object')
 	{
 		$result = $this->result($type);
-		return (count($result) === 0) ? $result : $result[count($result) - 1];
+		return (count($result) === 0) ? NULL : $result[count($result) - 1];
 	}
 
 	// --------------------------------------------------------------------
@@ -335,7 +337,7 @@ class CI_DB_result {
 		$result = $this->result($type);
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if (isset($result[$this->current_row + 1]))
@@ -358,7 +360,7 @@ class CI_DB_result {
 		$result = $this->result($type);
 		if (count($result) === 0)
 		{
-			return $result;
+			return NULL;
 		}
 
 		if (isset($result[$this->current_row - 1]))
-- 
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