filter out the object that has a match for the key value

filterObjectBasedOnValue.md

var ob=[
  {name:'john', surname:'miller', role:'teacher'},
  {name:'jill',surname:'smith', role:'student'},
  {name:'jeff', surname:'summers', role:'student'},
  {name:'lisa',surname:'kenson', role:'teacher'}];

let input = 'teacher';

var res = ob.filter(o=>Object.values(o).includes(input));

console.log(res)