Group
Using the Group function can improve the visibility and operability of the node graph.
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Create GroupWith multiple nodes selected, select the "Group" item that appears in the menu by right-clicking the area outside the nodes.
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Add a node to GroupWith the node you want to add selected, right-click on the Group and select the "Add to Group" item in the menu that appears.
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Remove a node from GroupWith the node you want to remove selected, right-click on the Group and select the "Remove from Group" item in the menu that appears.