Check if two objects are Eql

is-eql.js

function isEql(a, b) {
  if (keys(a).sort().join() !== keys(b).sort().join()) {
    return false;
  }
  for (var key in a) {
    if (a[key] !== b[key]) return false;
  }
  return true;
}

function keys(obj) {
  if (Object.keys) return Object.keys(obj);
  var arr = [];
  for (var key in obj) {
    if (Object.prototype.hasOwnProperty.call(obj, key)) {
      arr.push(key);
    }
  }
  return arr;
}