'Declaration
<System.ComponentModel.DescriptionAttribute("Gets the collection of all columns contained in the list.")> <System.ComponentModel.DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Content)> Public ReadOnly Property Columns As NTreeListColumnCollection
'Usage
Dim instance As NTreeList Dim value As NTreeListColumnCollection value = instance.Columns
[System.ComponentModel.Description("Gets the collection of all columns contained in the list.")] [System.ComponentModel.DesignerSerializationVisibility(DesignerSerializationVisibility.Content)] public NTreeListColumnCollection Columns {get;}