javascript - Datatabe combined with ajax dynamically add data, there is a time summary, how to convert it into date

Question

What is returned in the background in the red circle is a time frame. How to convert it to year, month, day type?"

Answer 1

Use moment.js to convert time into the format you want

Answer 2

The number above is the timestamp.

new Date(timestamp) can construct the timestamp into a Date object

Use the Date method to complete 年月日string conversion