JavaScript: Array.prototype.find() wrapper example

JSFilterFindWrapperExample.js

var ladders= [{height: '20 feet'}, {height: '10 feet'},{height: '100 feet'}];
function findWhere(array, criteria) {
  return array.find(function(item){
      return item.height === criteria.height;
  });
}
var twentyFootLadder = findWhere(ladders, {height: '20 feet'});