Example: 1


connection.php

	<?php

	error_reporting(0);
	$connect = mysql_connect("localhost", "root", "admin") or die(mysql_error());


	mysql_select_db("phpacademy1") or die(mysql_error());

	echo "Connected Succesfully!.<br><br>";


	?>

	
Example: 2


member.php


	<?php

	session_start();

	if($_SESSION['username'])
	echo "Welcome, " .$_SESSION['username']."!<br><a href='logout.php'>Logout</a><br> ";
	else
	die ("You must be logged in!");

	?>



Example 3



mysql.php


	<?php
	//connect include
	require("connection.php");

	//write some data
	//$date = date("Y-m-d");
	//$write = mysql_query("INSERT INTO people1 VALUES ('','Muthu','Media','1985-03-15','M')");


	//update data
	//$update  = mysql_query("UPDATE people1 SET dob='1989-11-16' WHERE id='6'");

	//extract data
	$extract = mysql_query("SELECT * FROM people1 ORDER BY id ASC") or die(mysql_error());
	$numrows = mysql_num_rows($extract);


	while ($row = mysql_fetch_assoc($extract))
	{


	}

	?>