C#

Let's randomize IEnumerable

cechode

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1.00/5 (1 vote)

10 Oct 2011CPOL 6.3K   1

public static IEnumerable randomize(this IEnumerable source) { var y = (from s in source select new { n = myrandomeImpl.Next(), v = s }).OrderBy(f => f.n); foreach (var item in y) yield return item.v;}

C#

public static IEnumerable<T> randomize<T>(this IEnumerable<T> source) {
    var y = (from s in source select new { n = myrandomeImpl.Next(), v = s }).OrderBy(f => f.n);
    foreach (var item in y)
        yield return item.v;
}

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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cechode

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Comments and Discussions

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Reason for my vote of 1 Very inefficient: Unneeded object c... Kabwla.Phone11-Oct-11 22:03 Kabwla.Phone 11-Oct-11 22:03  Reason for my vote of 1 Very inefficient: Unneeded object creations: New {} Yield construct ForEach (creates ittterator) Execution delegation for: select Order by Yield Loops throug the 'collection' multiple times: Select ForEach Both Rodriguess and Rissing are better (Much)

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