[英]How can I search in a ListCollectionView?
Until yesterday I used a ListView and bound it to a List<>. 直到昨天,我仍使用ListView并将其绑定到List <>。
Then I read in some articles that it makes sense to bind the ListView to a ListCollectionView for easy filtering. 然后,我读了一些文章,将ListView绑定到ListCollectionView以便进行过滤很有意义。 I did this and it works fine. 我做到了,而且效果很好。
But now I don't know how I can find an item in the ListCollectionView. 但是现在我不知道如何在ListCollectionView中找到项目。
Until yesterday I used this code, and it works with the List: 直到昨天,我仍使用此代码,并且该代码可用于List:
List<Artist> selectedArtistsList;
var item = selectedArtistsList.OrderBy(artist => artist.ArtistShowName).FirstOrDefault(artist => artist.ArtistShowName.StartsWith(FindInSelection1.Text, StringComparison.CurrentCultureIgnoreCase));
But it seems for a ListCollectionView there is nothing similar like StartsWith 但是对于ListCollectionView来说似乎没有类似StartsWith的东西
How can I search in a (filtered) ListCollectionView? 如何在(过滤的)ListCollectionView中搜索?
ListCollectionView
implements IEnumerable
so just cast it to IEnumerable<Artist>
ListCollectionView
实现IEnumerable
因此只需将其ListCollectionView
为IEnumerable<Artist>
var artist = listCollectionView
.Cast<Artist>()
.OrderBy(artist => artist.ArtistShowName)
.FirstOrDefault(artist => artist.ArtistShowName.StartsWith(FindInSelection1.Text, StringComparison.CurrentCultureIgnoreCase));
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