how to compare javascript objects

JavaScript
function shallowEqual(object1, object2) {
  const keys1 = Object.keys(object1);
  const keys2 = Object.keys(object2);

  if (keys1.length !== keys2.length) {
    return false;
  }

  for (let key of keys1) {
    if (object1[key] !== object2[key]) {
      return false;
    }
  }

  return true;
}
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