result() To fetch multiple records from the database table we need to use result().
row()To fetch a single record from the database table we need to use row().
Example:
$query = $this->db->query("YOUR QUERY"); 
$data=$query->result();
foreach ($data as $row) { 
echo $row['title']; 
echo $row['name']; 
echo $row['body']; 
}
row()
$query = $this->db->query("YOUR QUERY"); 
if ($query->num_rows() > 0) { 
$row = $query->row_array();
echo $row['title']; 
echo $row['name']; 
echo $row['body'];