delete a row in table view in swift

Question

I am trying to delete a row in table view. I have implemented the required methods but when i am swiping the row horizontally no delete button is coming. I have searched and I h

Answer 1

func tableView(tableView: UITableView, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) {

        if (editingStyle == UITableViewCellEditingStyle.Delete) {


            self.tableView.beginUpdates()
            self.arrayData.removeObjectAtIndex(indexPath.row) // also remove an array object if exists.
            self.tableView.deleteRowsAtIndexPaths(NSArray(object: NSIndexPath(forRow: indexPath.row, inSection: 2)), withRowAnimation: UITableViewRowAnimation.Left)
            self.tableView.endUpdates()

        }

Answer 2

override func tableView(tableView: UITableView, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) 
{
if editingStyle == UITableViewCellEditingStyle.Delete {
  numbers.removeAtIndex(indexPath.row)    
  tableView.deleteRowsAtIndexPaths([indexPath], withRowAnimation: UITableViewRowAnimation.Automatic)
}
}

Answer 3

for swift 3

func tableView(_ tableView: UITableView, commit editingStyle: UITableViewCellEditingStyle, forRowAt indexPath: IndexPath) {
    if editingStyle == UITableViewCellEditingStyle.delete {
        dataHandler.deletePeripheral(indexPath.row) 
        tableView.deleteRows(at: [indexPath], with: UITableViewRowAnimation.automatic)
        // - OR -
        // mTableView.reloadData() //mTableView is an outlet for the tableView
    }
}

Answer 4

func tableView(tableView: UITableView, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) {
                if editingStyle == UITableViewCellEditingStyle.Delete { 
   yourArray.removeAtIndex(indexPath.row)

   tableView.deleteRowsAtIndexPaths([indexPath], withRowAnimation: UITableViewRowAnimation.Automatic)

    }

 }

Answer 5

Apply Autolayout Constraints to table view. The delete button is there but not displaying because of no auto layout

Answer 6

i know what prob you are having . I think you just check your table constraints they may be wrong just recheck your auto layout constraints