How can I add spaces in php I means btween st_ id and em_ name I want to add more speces : 
echo "student id, emirate name <br>";
foreach ($resultset as $row)
	
	echo $row['st_id'],  "" , $row['em_name'], " ",  $row['st_bday'], "",  $row['st_emirate'] , "",  $row['em_id'], "",  $row['em_name'],'<br />';
