In this section, you will learn to create none type tree in Java. None type tree means that children nodes are not connected to their parent node
This program constructs a tree that does not have any line or ruler to connect parent and the child nodes. This is very simple, if you want to remove the connected line, just put the "None" property in the putClientProperty() method and you will get none type tree node. Finally, the tree is added to the frame.
Here is the code of this program:
Output this program:
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