Use the ToList () Method to Convert an IEnumerable to a List in C. In C#, we can use the ToList () method of Linq class to convert an IEnumerable to a list. The correct syntax to use this method is as follows. The method ToList () has one parameter only. The detail of its parameter is as follows. stringbuilder sb = new stringbuilder(really long string); regular expression for … IEnumerable in C# - c-sharpcorner.com I understand your reasoning, but as you've found out that's not the way to go. IEnumerable is an interface defining a sequence of strings that can be enumerated using a for loop or the GetEnumerator() method. All I need to do is return a string with the opening and closing "select" elements and an "option" element for each (IEnumerable) object in a list after sorting (IComparable) the list. Example 1 … Edit: This assumes that the order of sensitiveApps does not matter. System.InvalidCastException: 'Unable to cast object of type 'System.Collections.Generic.List`1[System.String]' to type 'System.Collections.Generic.IEnumerable`1 as for solution #4: IEnumerable myEnum is only set to Null . VB.NET IEnumerable Examples You can append this method to your query in order to obtain a cached copy of the query results. For Each, For . Converting a List to a comma separated string. IEnumerable interface also works with linq query expression. .net create ienumerable of strings. I understand your reasoning, but as you've found out that's not the way to go. the IEnumerable may contain large data. The following query generates an error saying: cannot implicitly convert type system.linq.Iqueryable> to string [] …

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