swift UITableView Delete Cell

UITableViewDataSource里的方法

注意要删除两个东西

1，数据要删除一行

2，然后删除teblviewcell

    // Override to support conditional editing of the table view.
    override func tableView(tableView: UITableView!, canEditRowAtIndexPath indexPath: NSIndexPath!) -> Bool {
        // Return NO if you do not want the specified item to be editable.
        return true
    }
    
    
    // Override to support editing the table view.
    override func tableView(tableView: UITableView!, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath!) {
        if editingStyle == .Delete {
            // Delete the row from the data source
            let row:Int = indexPath.row
            self.diaries.removeObjectAtIndex(row) 
            tableView.deleteRowsAtIndexPaths([indexPath], withRowAnimation: .Fade)
        }
    }