JS object key?

Question

MySQL

suppose i get data

how do i get key 0, 1 or 2

Answer 1

SELECT `t`.`id`, `m`.`name`, `m`.`date`
  FROM (
    SELECT MAX(`date`) AS `date`, `name`
      FROM `table`
      GROUP BY `name`
  ) AS `m`
  JOIN `table` AS `t`
    ON `t`.`date` = `m`.`date` AND `t`.`name` = `m`.`name`

Answer 2

Object.keys('yourObject')