我在修复Swift 2.0之前的代码:
override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject!) {
if (segue.identifier == "RhymeFavoriten") {
// pass data to next view
let dest = segue.destinationViewController as! FavoritenViewController
let source = segue.sourceViewController as! RhymeViewController // !!!!!!
dest.favoritenType = 1
dest.delegate = self
}
}
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迁移告诉我要改变它
override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject!) {
if (segue.identifier == "RhymeFavoriten") {
// pass data to next view
let dest = segue.destinationViewController as! FavoritenViewController
_ = segue.sourceViewController as! RhymeViewController // !!!!!!!!!!
dest.favoritenType = 1
dest.delegate = self …Run Code Online (Sandbox Code Playgroud)