JSFiddle - React, Tailwind, and code Playground

by Dmitri Ganenco

JavaScript

const arr = [{
    "2674": {
      "pid": "0",
      "level": "1",
      "mid": "2674",
      "name": "test1",
      "l2_list": [3083],
      "children": {
        "3083": {
          "pid": "2674",
          "level": "2",
          "mid": "3083",
          "name": "MAINTENANCE",
          "children": []
        }
      }
    }
  },
  {
    "2619": {
      "pid": "0",
      "level": "1",
      "mid": "2619",
      "name": "EFFICIENCY",
      "l2_list": [2605, 2608, 2607, 2626, 2627, 3057, 3058],
      "children": {
        "2605": {
          "pid": "2619",
          "level": "2",
          "mid": "2605",
          "name": "IDLING",
          "children": []
        },
        "2607": {
          "pid": "2619",
          "level": "2",
          "mid": "2607",
          "name": "COMPLIANT",
          "children": []
        },
        "2626": {
          "pid": "2619",
          "level": "2",
          "mid": "2626",
          "name": "DISPATCHED",
          "children": []
        },
        "2627": {
          "pid": "2619",
          "level": "2",
          "mid": "2627",
          "name": "HOURS",
          "children": []
        },
        "2608": {
          "pid": "2619",
          "level": "2",
          "mid": "2608",
          "name": "COMPLIANT DEPART",
          "children": []
        },
        "3058": {
          "pid": "2619",
          "level": "2",
          "mid": "3058",
          "name": "CENTER VISITS",
          "children": []
        },
        "3057": {
          "pid": "2619",
          "level": "2",
          "mid": "3057",
          "name": "OFFICE VISITS",
          "children": []
        }
      }
    }
  }
]

arr.forEach(el => {
	el.l2_list
});