PHP+MYSQL链接数据库3分页

$host="localhost"; $username="root"; $password=""; $db="test2"; $conn=mysqli_connect($host,$username,$password); if(!$conn){ echo "数据库连接失败"; exit; } mysqli_select_db($conn,$db); mysqli_query($conn,"SET NAMES UTF8"); echo "
		

			"; echo "";echo"";echo"
			
				
				
					
					
						
						
							ID
						

						
							NAME
						

					

				

			
"; echo "
		
"; mysqli_free_result($result); 

先链接数据库看看是否能链接成功，成功的话，就然后是看先写好头下面的请看分页4