How do I get Id of last filled row in spreadsheet?

https://snippet.webix.com/817m5ea9

In above snippet last filled row is 3rd. How can I get it without using serialize() method of spreadsheet.

Please replay.

Hi @pratikshadatir1

You can check inner datatable data pull

Example: https://snippet.webix.com/v9jphsyp

Thank you.