LoDash Playground

by Sahil Kashyap

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js"></script>

JavaScript

let arr=[25,19,99,48,73,66,47];
let favobject= _.keyBy(arr);
console.log(favobject);
/*
"25": {
                "CallSign": "CNBCHD",
                "channelId": 25,
                "channelStbNumber": 25,
                "channelTitle": "CNBC HD",
                "genrename": [
                    "Comedy"
                ]
            },*/
           
    
  var  a = _.map(arr, function(o){
   

   return {channelId: o,
   }

});
console.log('achanged',a);
let myarr=_.keyBy(a, 'channelId');
console.log('myarr',myarr);