prepareforsegue usecase (subclass UITableViewController) written in Swift

uitableviewcontroler-sample.swift

//
//  JamesTableViewController.swift
//  swiftTest
//
//  Created by James Hong on 6/06/2014.
//  Copyright (c) 2014 James Hong. All rights reserved.
//

import UIKit

class JamesTableViewController: UITableViewController, UITableViewDataSource{

    override func viewDidLoad() {
        super.viewDidLoad()
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
    }

    override func numberOfSectionsInTableView(tableView: UITableView?) -> Int {
        return 1
    }

    override func tableView(tableView: UITableView?, numberOfRowsInSection section: Int) -> Int {
        return 10
    }

//create one new cell on the tableView
//this gets called for each rows
    override func tableView(tableView: UITableView!, cellForRowAtIndexPath indexPath: NSIndexPath!) -> UITableViewCell! {
        var cell:UITableViewCell = tableView.dequeueReusableCellWithIdentifier("Cell") as UITableViewCell
        cell.textLabel.text = "ROW #\(indexPath.row)"
        return cell
    }

//match obj DetailsViewController(this is a custom subClass of UIViewController) 
//with segue destinationViewController
    override func prepareForSegue(segue: UIStoryboardSegue?, sender: AnyObject?) {
    //if there are multipe segue, perform the task on only matching segue name "toItems"
    //this value is set on IB
        if (segue!.identifier == "toItems") {
            let itemviewcontroller = segue!.destinationViewController as 
            //set variable inside the DetailsViewController.newText to "change me"
            itemviewcontroller.newText = "change me"
        }
    }
}