如何在 prepareForSegue 中获取索引路径 [英] How to get indexpath in prepareForSegue

问题描述

- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender 
    {
    if ([segue.identifier isEqualToString:@"Action"])
    {
        NSIndexPath *indexPath = [self.tbl indexPathForSelectedRow];
        SecondViewController *destViewController = segue.destinationViewController;
        destViewController.getString = [getArray objectAtIndex:indexPath.row];
    }
}

我想访问选定的行 index，但为每个选定的行显示 null.请帮帮我?

i wanna to access the selected row index,but show null for every selected row. please help me?

推荐答案

Swift 3.0/iOS 10

Swift 3.0 / iOS 10

tableView.indexPathForSelectedRow 是在 iOS 9 中引入的

tableView.indexPathForSelectedRow was introduced in iOS 9

override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
    if let indexPath = tableView.indexPathForSelectedRow{
        let selectedRow = indexPath.row
        let detailVC = segue.destination as! ParkDetailTableVC
        detailVC.park = self.parksArray[selectedRow]
    }
}

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