UnionWith()

void System.Collections.Generic.HashSet< T >.UnionWith ( IEnumerable< T > other )

inline

Implements System.Collections.Generic.ISet< T >.

Definition at line 458 of file HashSet.cs.

    {
        if (other == null)
        {
            ThrowHelper.ThrowArgumentNullException(ExceptionArgument.other);
        }
        foreach (T item in other)
        {
            AddIfNotPresent(item, out var _);
        }
    }

References System.Collections.Generic.HashSet< T >.AddIfNotPresent(), System.item, System.other, and System.ThrowHelper.ThrowArgumentNullException().

Referenced by System.Collections.Generic.HashSet< T >.HashSet(), and System.Collections.Generic.HashSet< T >.SymmetricExceptWith().