How is the waterfall flow performance optimization of petal net realized?

the waterfall flow performance of the petal network is very high. Take a look at the code. The area of the waterfall flow always maintains a fixed number of item, and does not always add data. How to achieve it


the area of the waterfall flow always maintains a fixed number of item

must be using DOM recycling bar

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Waterfall flow implemented by pure js. Someone has written an article https://codeshelper.com/a/11.


. Petal net is not a waterfall flow layout

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