Whitespace tweaks to put code examples in line with our guidelines
diff --git a/user_guide/libraries/cart.html b/user_guide/libraries/cart.html
index bc0721b..fe87a23 100644
--- a/user_guide/libraries/cart.html
+++ b/user_guide/libraries/cart.html
@@ -178,7 +178,7 @@
 
 <?php $i = 1; ?>
 
-<?php foreach($this->cart->contents() as $items): ?>
+<?php foreach ($this->cart->contents() as $items): ?>
 
 	<?php echo form_hidden($i.'[rowid]', $items['rowid']); ?>