javascript object from array of objects code example

Example 1: how to get array from object in javascript

let result = objArray.map(({ foo }) => foo)

Example 2: find an object from array of objects javascript

function getByValue2(arr, value) {

  var result  = arr.filter(function(o){return o.b == value;} );

  return result? result[0] : null; // or undefined

}