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what is the use of 'Enter' and 'Exit' selection in d3.js?

Question Posted / kuldeep


what is the use of 'Enter' and 'Exit' selection in d3.js?..

Answer / Ranjana Mishra

The Enter selection in D3.js contains all newly created DOM elements, which were generated by append methods like `append` but do not have data bound to them yet. The Exit selection includes all the DOM elements that no longer have corresponding data after the data join operation.

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