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public static List<dynamic> OrderByKey (this IList<dynamic> list, string propertyName, bool isDescending = false){var propertyInfo = list[0].GetType().GetProperty(propertyName);if (isDescending){return list.OrderByDescending(x => propertyInfo.GetValue(x, null)).ToList();}else{return list.OrderBy(x => propertyInfo.GetValue(x, null)).ToList();}}public static List<T> OrderByKey<T>(this IList<T> list, string propertyName, bool isDescending = false){var propertyInfo = typeof(T).GetProperty(propertyName);if (isDescending){return list.OrderByDescending(x => propertyInfo.GetValue(x, null)).ToList();}else{return list.OrderBy(x => propertyInfo.GetValue(x, null)).ToList();}}