title: UItableView Cell Resuablity Data getting interchaged while scrolling
body: <p><img src="https://i.stack.imgur.com/UyDFu.png" alt="Grouped TableView with 4 rows in each Section"></p>
  
  <p>Hi All,</p>
  
  <pre><code>- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
  {
      static NSString *CellIdentifier = @"Cell";
      UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
  
      if (cell == nil) {
          cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
  
          UITextField *textField = [[UITextField alloc] initWithFrame:CGRectMake(10, 5, 200, 30)];
          textField.tag = 123;
          textField.placeholder = @"Enter Text";
          textField.autocorrectionType = UITextAutocorrectionTypeNo;
          textField.delegate = self;
          [cell.contentView addSubview:textField];
  
      }
  
      UITextField *textField = (UITextField *) [cell.contentView viewWithTag:123];
          if (indexPath.row == 0) {
              [textField setPlaceholder:@"Employee ID"];
          }
          else if (indexPath.row == 1)
          {
              [textField setPlaceholder:@"Employee Name"];
          }
          else if (indexPath.row == 2)
          {
              [textField setPlaceholder:@"Employee Phone"];
          }
           if (indexPath.row == 3)
          {
              [textField setPlaceholder:@"Employee Email"];
              UIButton *saveButton = [UIButton buttonWithType:UIButtonTypeRoundedRect];
              [saveButton setFrame:CGRectMake(200, 0, 100, 40)];
              [saveButton setTitle:@"Save Emp" forState:UIControlStateNormal];
              [saveButton addTarget:self action:@selector(saveEmployeeToCoreData:) forControlEvents:UIControlEventTouchUpInside];
              [saveButton setTag:indexPath.section];
              [cell addSubview:saveButton];
          }
  
      return cell;
  }
  </code></pre>
  
  <p>Hi Everyone, 
  I am using this piece of code for getting the above output
  But when i am scrolling the tableview the output i am getting is</p>
  
  <p><img src="https://i.stack.imgur.com/vrplt.png" alt="when i am scrolling the tableview the output i am getting"></p>
  
  <p>And if i enter any text in the section and scrolling the text, then the text is changing in the cells.</p>