Kanban software, I believe that most people have used similar software, mainly card dragging. Cards can be dragged from left to right, up and down. How can the back-end achieve this without having to rearrange the number every time to improve performance? In enterprise software, there are many trees and lists that support drag sorting. This design can improve efficiency compared with the traditional up and down direct movement, So many times, product managers will reasonably consider using drag sorting to improve user experience.
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