//Calling Oracle Stored Procedure
//I assume that you have a users table and three columns in users table i.e. id, user, email in oracle
// For example I made connection in constructor, you can modify as per your requirement.
//http://www.devshed.com/c/a/PHP/Understanding-Destructors-in-PHP-5/1/
<?php
class Users{
    private $connection;
    
    public function __construct()
    {
        $this->connection = oci_connect("scott", "tiger", $db); // Establishes a connection to the Oracle server; 
    }

    public function selectUsers($start_index=1, $numbers_of_rows=20)
    {
        $sql ="BEGIN sp_users_select(:p_start_index, :p_numbers_of_rows, :p_cursor, :p_result); END;";
        $stmt = oci_parse($this->connection, $sql);

        //Bind in parameter
        oci_bind_by_name($stmt, ':p_start_index', $start_index, 20);
        oci_bind_by_name($stmt, ':p_numbers_of_rows', $numbers_of_rows, 20);

        //Bind out parameter
        oci_bind_by_name($stmt, ':p_result', $result, 20); // returns 0 if stored procedure succeessfully executed.

        //Bind Cursor
        $p_cursor = oci_new_cursor($this->connection);
        oci_bind_by_name($stmt, ':p_cursor', $p_cursor, -1, OCI_B_CURSOR);

        // Execute Statement
        oci_execute($stmt);
        oci_execute($p_cursor, OCI_DEFAULT);

        oci_fetch_all($p_cursor, $cursor, null, null, OCI_FETCHSTATEMENT_BY_ROW);

        echo $result;
        echo '<br>';
        var_dump($cursor); // $cursor is an associative array so we can use print_r() to print this data.
        // you can return data from this function to use it at your user interface.
    }

    public function deleteUser($id)
    {
        $sql ="BEGIN sp_user_delete(:p_id, :p_result); END;";
        $stmt = oci_parse($this->connection, $sql);

        // bind in and out variables
        oci_bind_by_name($stmt, ':p_id', $id, 20);
        oci_bind_by_name($stmt, ':p_result', $result, 20);

        //Execute the statement
        $check = oci_execute($stmt);

        if($check == true)
        $commit = oci_commit($this->connection);
        else
        $commit = oci_rollback($this->connection);

        return $result;
    }
    
    // You can make function for insert ,update using above two functions

}
?>