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database connection through class 

<?php


class createConnection //create a class for make connection
{
    var $host="localhost";
    var $username="username";    // specify the sever details for mysql
    Var $password="password";
    var $database="database name";
    var $myconn;

    function connectToDatabase() // create a function for connect database
    {

        $conn= mysql_connect($this->host,$this->username,$this->password);

        if(!$conn)// testing the connection
        {
            die ("Cannot connect to the database");
        }

        else
        {

            $this->myconn = $conn;

            echo "Connection established";

        }

        return $this->myconn;

    }

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