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Few extension methods of IEnumerable in C#

, 20 Jul 2011
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public static IEnumerable MakeAllLower(this IEnumerable myList){ foreach (var item in myList) yield return item.ToLower();}Could be rewritten as:public static IEnumerable MakeAllLower(this IEnumerable myList){ return myList.Select(item...
public static IEnumerable<string> MakeAllLower(this IEnumerable<string> myList)
{
    foreach (var item in myList)
        yield return item.ToLower();
}

Could be rewritten as:

public static IEnumerable<string> MakeAllLower(this IEnumerable<string> myList)
{
    return myList.Select(item => item.ToLower());
}

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