diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 5a69132..5048c0b 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -253,7 +253,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 			{
 				$str[$key] = $this->escape_str($val, $like);
 			}
@@ -551,7 +551,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key." = ".$val;
 		}
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 72c834b..4ff9b0a 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -286,7 +286,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 	   		{
 				$str[$key] = $this->escape_str($val, $like);
 	   		}
@@ -590,7 +590,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key . ' = ' . $val;
 		}
@@ -627,11 +627,11 @@
 		$ids = array();
 		$where = ($where != '' AND count($where) >=1) ? implode(" ", $where).' AND ' : '';
 
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$ids[] = $val[$index];
 
-			foreach(array_keys($val) as $field)
+			foreach (array_keys($val) as $field)
 			{
 				if ($field != $index)
 				{
@@ -643,7 +643,7 @@
 		$sql = "UPDATE ".$table." SET ";
 		$cases = '';
 
-		foreach($final as $k => $v)
+		foreach ($final as $k => $v)
 		{
 			$cases .= $k.' = CASE '."\n";
 			foreach ($v as $row)
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 8942100..ccdabce 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -287,7 +287,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 			{
 				$str[$key] = $this->escape_str($val, $like);
 			}
@@ -571,7 +571,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key." = ".$val;
 		}
@@ -607,11 +607,11 @@
 		$ids = array();
 		$where = ($where != '' AND count($where) >=1) ? implode(" ", $where).' AND ' : '';
 
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$ids[] = $val[$index];
 
-			foreach(array_keys($val) as $field)
+			foreach (array_keys($val) as $field)
 			{
 				if ($field != $index)
 				{
@@ -623,7 +623,7 @@
 		$sql = "UPDATE ".$table." SET ";
 		$cases = '';
 
-		foreach($final as $k => $v)
+		foreach ($final as $k => $v)
 		{
 			$cases .= $k.' = CASE '."\n";
 			foreach ($v as $row)
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 64f53cc..14df104 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -253,7 +253,7 @@
 		$sql = "begin $package.$procedure(";
 
 		$have_cursor = FALSE;
-		foreach($params as $param)
+		foreach ($params as $param)
 		{
 			$sql .= $param['name'] . ",";
 
@@ -395,7 +395,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 			{
 				$str[$key] = $this->escape_str($val, $like);
 			}
@@ -655,7 +655,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key." = ".$val;
 		}
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index c8e03c3..81e0d7c 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -264,7 +264,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 			{
 				$str[$key] = $this->escape_str($val, $like);
 			}
@@ -523,7 +523,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key." = ".$val;
 		}
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 81ca6e0..47ff362 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -283,7 +283,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 			{
 				$str[$key] = $this->escape_str($val, $like);
 			}
@@ -568,7 +568,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key." = ".$val;
 		}
diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index 5bfc1f5..eb4e585 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -280,7 +280,7 @@
 	{
 		if (is_array($str))
 		{
-			foreach($str as $key => $val)
+			foreach ($str as $key => $val)
 			{
 				$str[$key] = $this->escape_str($val, $like);
 			}
@@ -537,7 +537,7 @@
 	 */
 	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
-		foreach($values as $key => $val)
+		foreach ($values as $key => $val)
 		{
 			$valstr[] = $key." = ".$val;
 		}