C#

Blue_Boy wrote:

intersing result search

public static bool operator ==(UserList userlist1, UserList userlist2)
{
return (userlist1.Equals(userlist2));
}

chrisx51 wrote:

testUserList

public class Test
{
    private int internalValue;
    public Test(int value)
    {
        internalValue = value;
    }

    public static bool operator ==(Test test1, Test test2)
    {
        object o1 = test1;
        object o2 = test2;
        if (o1 == null || o2 == null)
            return (o1 == null && o2 == null);
        return test1.internalValue == test2.internalValue;
    }
    public static bool operator !=(Test test1, Test test2)
    {
        return !(test1 == test2);
    }
}

public static bool operator ==(UserList userlist1, UserList userlist2)
{
if (userlist1 == null) return false;
....
}

public class TreeNode 
{
    public string Code { get; set; }
    public string Text { get; set; }
    public List<TreeNode> Children { get; set }

    public TreeNode()  
    {
         Children = new List<TreeNode>();
    }
}