'Declaration
<CanBeNullAttribute()> <DefaultValueAttribute("")> <XmlIgnoreAttribute()> Public ReadOnly Property Keys As ICollection(Of Long)
'Usage
Dim instance As AECategoryElementCollection Dim value As ICollection(Of Long) value = instance.Keys
[CanBeNull()] [DefaultValue("")] [XmlIgnore()] public ICollection<long> Keys {get;}
[CanBeNull()] [DefaultValue("")] [XmlIgnore()] public: property ICollection<int64>^ Keys { ICollection<int64>^ get(); }