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将linq更改为收益率

linq

将linq更改为收益率,linq,foreach,yield-return,Linq,Foreach,Yield Return,有没有可能改变这个 var movies = rawMovies.Movies.Select(m => { var movie = new Movie { Id = m.Id, Title = m.Title, Year = m.Year, MpaaRating = m.MpaaRating, Runtime = m.Runtime, CriticsConsensus = m.Criti

有没有可能改变这个

var movies = rawMovies.Movies.Select(m => {
    var movie = new Movie {
        Id = m.Id,
        Title = m.Title,
        Year = m.Year,
        MpaaRating = m.MpaaRating,
        Runtime = m.Runtime,
        CriticsConsensus = m.CriticsConsensus,
        Synopsis = m.Synopsis,
        ReleaseDate = m.ReleaseDates != null ? new ReleaseDate { Dvd = m.ReleaseDates.Dvd, Theater = m.ReleaseDates.Theater } : null,
        Rating = m.Ratings != null ? new Rating { AudienceScore = m.Ratings.AudienceScore, CriticsScore = m.Ratings.CriticsScore } : null,
        AlternateId = m.AlternateIds != null ? new AlternateId { Imdb = m.AlternateIds.Imdb } : null,
        Poster = m.Posters != null ? new Poster { Detailed = m.Posters.Detailed, Original = m.Posters.Original, Profile = m.Posters.Profile, Thumbnail = m.Posters.Thumbnail } : null,
        Link = m.Links != null ? new Link { Alternate = m.Links.Alternate, Cast = m.Links.Cast, Clips = m.Links.Clips, Reviews = m.Links.Reviews, Self = m.Links.Self, Similar = m.Links.Similar } : null,
        Genres = m.Genres != null ? (HashSet<Genre>)m.Genres.Select(g => new Genre { Name = g }) : new HashSet<Genre>()
    };

    foreach (var castMember in m.AbridgedCast) {
        var person = new Person { Id = castMember.Id, Name = castMember.Name };
        if (castMember.Characters != null) {
            foreach (string name in castMember.Characters) {
                var character = new Character { Name = name, Person = person, Movie = movie };
                movie.Characters.Add(character);
            }
        }
    }

    return movie;                           
});

return movies;

var movies=rawMovies.movies.Select（m=>{
var movie=新电影{
Id=m.Id，
Title=m.Title，
年=百万年，
mparating=m.mparating，
运行时=m.运行时，
CriticsConsensus=m.CriticsConsensus，
概要，
ReleaseDate=m.ReleaseDates！=null？新的ReleaseDate{Dvd=m.ReleaseDates.Dvd，Theater=m.ReleaseDates.Theater}:null，
评级=m.Ratings！=null？新评级{AudienceScore=m.Ratings.AudienceScore，CriticsScore=m.Ratings.CriticsScore}：null，
AlternateId=m.AlternateId！=null？新的AlternateId{Imdb=m.AlternateId.Imdb}:null，
Poster=m.Posters！=null？新海报{Detailed=m.Posters.Detailed，Original=m.Posters.Original，Profile=m.Posters.Profile，Thumbnail=m.Posters.Thumbnail}：null，
Link=m.Links！=null？新链接{Alternate=m.Links.Alternate，Cast=m.Links.Cast，Clips=m.Links.Clips，Reviews=m.Links.Reviews，Self=m.Links.Self，Similar=m.Links.Similar}:null，
Genres=m.Genres！=null？（HashSet）m.Genres.Select（g=>new-Genre{Name=g}）：new-HashSet（）
};
foreach（m.AbridgedCast中的var castMember）{
var person=newperson{Id=castMember.Id，Name=castMember.Name}；
if（castMember.Characters！=null）{
foreach（castMember.Characters中的字符串名称）{
var character=新角色{Name=Name，Person=Person，Movie=Movie}；
电影。角色。添加（角色）；
}
}
}
回归电影；
});
返回电影；
到一个
foreach（var rawmoine in rawmoines.Movies）{…}
，使用
收益返回
？

是。这就是你开始的方式

foreach(var rawMovie in rawMovies.Movies)
{
  var m = rawMovie;
    var movie = new Movie {
        Id = m.Id,
        Title = m.Title,
        Year = m.Year,
        MpaaRating = m.MpaaRating,
        Runtime = m.Runtime,
        CriticsConsensus = m.CriticsConsensus,
        Synopsis = m.Synopsis,
        ReleaseDate = m.ReleaseDates != null ? new ReleaseDate { Dvd = m.ReleaseDates.Dvd, Theater = m.ReleaseDates.Theater } : null,
        Rating = m.Ratings != null ? new Rating { AudienceScore = m.Ratings.AudienceScore, CriticsScore = m.Ratings.CriticsScore } : null,
        AlternateId = m.AlternateIds != null ? new AlternateId { Imdb = m.AlternateIds.Imdb } : null,
        Poster = m.Posters != null ? new Poster { Detailed = m.Posters.Detailed, Original = m.Posters.Original, Profile = m.Posters.Profile, Thumbnail = m.Posters.Thumbnail } : null,
        Link = m.Links != null ? new Link { Alternate = m.Links.Alternate, Cast = m.Links.Cast, Clips = m.Links.Clips, Reviews = m.Links.Reviews, Self = m.Links.Self, Similar = m.Links.Similar } : null,
        Genres = m.Genres != null ? (HashSet<Genre>)m.Genres.Select(g => new Genre { Name = g }) : new HashSet<Genre>()
    };

    foreach (var castMember in m.AbridgedCast) {
        var person = new Person { Id = castMember.Id, Name = castMember.Name };
        if (castMember.Characters != null) {
            foreach (string name in castMember.Characters) {
                var character = new Character { Name = name, Person = person, Movie = movie };
                movie.Characters.Add(character);
            }
        }
    }

    yield return movie;
}

foreach（rawmoines.Movies中的var rawmoine）
{
var m=rawMovie；
var movie=新电影{
Id=m.Id，
Title=m.Title，
年=百万年，
mparating=m.mparating，
运行时=m.运行时，
CriticsConsensus=m.CriticsConsensus，
概要，
ReleaseDate=m.ReleaseDates！=null？新的ReleaseDate{Dvd=m.ReleaseDates.Dvd，Theater=m.ReleaseDates.Theater}:null，
评级=m.Ratings！=null？新评级{AudienceScore=m.Ratings.AudienceScore，CriticsScore=m.Ratings.CriticsScore}：null，
AlternateId=m.AlternateId！=null？新的AlternateId{Imdb=m.AlternateId.Imdb}:null，
Poster=m.Posters！=null？新海报{Detailed=m.Posters.Detailed，Original=m.Posters.Original，Profile=m.Posters.Profile，Thumbnail=m.Posters.Thumbnail}：null，
Link=m.Links！=null？新链接{Alternate=m.Links.Alternate，Cast=m.Links.Cast，Clips=m.Links.Clips，Reviews=m.Links.Reviews，Self=m.Links.Self，Similar=m.Links.Similar}:null，
Genres=m.Genres！=null？（HashSet）m.Genres.Select（g=>new-Genre{Name=g}）：new-HashSet（）
};
foreach（m.AbridgedCast中的var castMember）{
var person=newperson{Id=castMember.Id，Name=castMember.Name}；
if（castMember.Characters！=null）{
foreach（castMember.Characters中的字符串名称）{
var character=新角色{Name=Name，Person=Person，Movie=Movie}；
电影。角色。添加（角色）；
}
}
}
回归电影；
}
确保您的方法返回
IEnumerable
，并且您已全部设置好。

是。这就是你开始的方式

foreach(var rawMovie in rawMovies.Movies)
{
  var m = rawMovie;
    var movie = new Movie {
        Id = m.Id,
        Title = m.Title,
        Year = m.Year,
        MpaaRating = m.MpaaRating,
        Runtime = m.Runtime,
        CriticsConsensus = m.CriticsConsensus,
        Synopsis = m.Synopsis,
        ReleaseDate = m.ReleaseDates != null ? new ReleaseDate { Dvd = m.ReleaseDates.Dvd, Theater = m.ReleaseDates.Theater } : null,
        Rating = m.Ratings != null ? new Rating { AudienceScore = m.Ratings.AudienceScore, CriticsScore = m.Ratings.CriticsScore } : null,
        AlternateId = m.AlternateIds != null ? new AlternateId { Imdb = m.AlternateIds.Imdb } : null,
        Poster = m.Posters != null ? new Poster { Detailed = m.Posters.Detailed, Original = m.Posters.Original, Profile = m.Posters.Profile, Thumbnail = m.Posters.Thumbnail } : null,
        Link = m.Links != null ? new Link { Alternate = m.Links.Alternate, Cast = m.Links.Cast, Clips = m.Links.Clips, Reviews = m.Links.Reviews, Self = m.Links.Self, Similar = m.Links.Similar } : null,
        Genres = m.Genres != null ? (HashSet<Genre>)m.Genres.Select(g => new Genre { Name = g }) : new HashSet<Genre>()
    };

    foreach (var castMember in m.AbridgedCast) {
        var person = new Person { Id = castMember.Id, Name = castMember.Name };
        if (castMember.Characters != null) {
            foreach (string name in castMember.Characters) {
                var character = new Character { Name = name, Person = person, Movie = movie };
                movie.Characters.Add(character);
            }
        }
    }

    yield return movie;
}

foreach（rawmoines.Movies中的var rawmoine）
{
var m=rawMovie；
var movie=新电影{
Id=m.Id，
Title=m.Title，
年=百万年，
mparating=m.mparating，
运行时=m.运行时，
CriticsConsensus=m.CriticsConsensus，
概要，
ReleaseDate=m.ReleaseDates！=null？新的ReleaseDate{Dvd=m.ReleaseDates.Dvd，Theater=m.ReleaseDates.Theater}:null，
评级=m.Ratings！=null？新评级{AudienceScore=m.Ratings.AudienceScore，CriticsScore=m.Ratings.CriticsScore}：null，
AlternateId=m.AlternateId！=null？新的AlternateId{Imdb=m.AlternateId.Imdb}:null，
Poster=m.Posters！=null？新海报{Detailed=m.Posters.Detailed，Original=m.Posters.Original，Profile=m.Posters.Profile，Thumbnail=m.Posters.Thumbnail}：null，
Link=m.Links！=null？新链接{Alternate=m.Links.Alternate，Cast=m.Links.Cast，Clips=m.Links.Clips，Reviews=m.Links.Reviews，Self=m.Links.Self，Similar=m.Links.Similar}:null，
Genres=m.Genres！=null？（HashSet）m.Genres.Select（g=>new-Genre{Name=g}）：new-HashSet（）
};
foreach（m.AbridgedCast中的var castMember）{
var person=newperson{Id=castMember.Id，Name=castMember.Name}；
if（castMember.Characters！=null）{
foreach（castMember.Characters中的字符串名称）{
var character=新角色{Name=Name，Person=Person，Movie=Movie}；
电影。角色。添加（角色）；
}
}
}
回归电影；
}
确保你的方法返回
IEnumerable
并且你已经准备好了。

天哪，我现在觉得自己很笨。LOL.我在考虑用某种委托做
foreach（）{yield return//}
。我真的太复杂了。谢谢你大卫：）天哪，我现在觉得自己很笨。LOL.我在考虑用某种委托做
foreach（）{yield return//}
。我真的太复杂了。谢谢你，大卫：）