Learning D3.JS 5.0 9.5: Making the Tree Collapsible

The video tutorial covers the creation and manipulation of a tree diagram using code. It begins with updates to the code structure, focusing on selecting elements and creating diagonal paths. The tutorial then delves into working with links, exploring their structure and characteristics. Methods and attributes for handling links are discussed, followed by processes for updating and exiting links. The tutorial concludes with finalizing the diagram and collapsing nodes, providing a comprehensive overview of building and managing a tree diagram.

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