<PackageReference Include="Newtonsoft.Json" Version="5.0.8" />

CollectionUtils

static class CollectionUtils
public static bool AddDistinct<T>(this IList<T> list, T value)

public static bool AddDistinct<T>(this IList<T> list, T value, IEqualityComparer<T> comparer)

public static void AddRange<T>(this IList<T> initial, IEnumerable<T> collection)

Adds the elements of the specified collection to the specified generic IList.

public static bool AddRangeDistinct<T>(this IList<T> list, IEnumerable<T> values, IEqualityComparer<T> comparer)

public static bool ContainsValue<TSource>(this IEnumerable<TSource> source, TSource value, IEqualityComparer<TSource> comparer)

public static int IndexOf<T>(this IEnumerable<T> collection, Func<T, bool> predicate)

public static int IndexOf<TSource>(this IEnumerable<TSource> list, TSource value, IEqualityComparer<TSource> comparer)

Returns the index of the first occurrence in a sequence by using a specified IEqualityComparer.

public static bool IsDictionaryType(Type type)

public static bool IsNullOrEmpty<T>(ICollection<T> collection)

Determines whether the collection is null or empty.

public static ConstructorInfo ResolveEnumableCollectionConstructor(Type collectionType, Type collectionItemType)

public static Array ToMultidimensionalArray(IList values, Type type, int rank)