Handling an empty UITableView. Print a friendly message

Question

I have a UITableView that in some cases it is legal to be empty. So instead of showing the background image of the app, I would prefer to print a friendly message in the scr

Answer 1

Using Swift 4.2

  func numberOfSections(in tableView: UITableView) -> Int
{
    var numOfSections: Int = 0
    if self.medArray.count > 0
    {
        tableView.separatorStyle = .singleLine
        numOfSections            = 1
        tableView.backgroundView = nil
    }
    else
    {
        let noDataLabel: UILabel  = UILabel(frame: CGRect(x: 0, y: 0, width: tableView.bounds.size.width, height: tableView.bounds.size.height))
        noDataLabel.text          = "No  Medicine available.Press + to add New Pills "
        noDataLabel.textColor     = UIColor.black
        noDataLabel.textAlignment = .center
        tableView.backgroundView  = noDataLabel
        tableView.separatorStyle  = .none
    }
    return numOfSections
}