JSON - Search for keys in nested object and delete them

searchandRemove.js

/* https://stackoverflow.com/questions/68678126/search-for-keys-in-nested-object-and-delete-them */
function cleanData(data, deleteKeys) {
  // There is nothing to be done if `data` is not an object,
  // but for example "user01" or "MALE".
  if (typeof data != "object") return;
  if (!data) return; // null object
  
  for (const key in data) {
    if (deleteKeys.includes(key)) {
      delete data[key];
    } else {
      // If the key is not deleted from the current `data` object,
      // the value should be check for black-listed keys.
      cleanData(data[key], deleteKeys);
    }
  }
}

const data = {
  "details": [{
    "userId": "user01",
    "documents": [{
      "document": {
        "id": "doc_pp_01",
        "type": "pp",
        "number": "222333444",
        "personName": {
          "first": "JAMES",
          "middle": "JOHNIE",
          "last": "SMITH"
        },
        "nationality": "AL",
        "dateOfBirth": "1990-01-01",
        "issuingCountry": "AL",
        "expiryDate": "2025-01-01",
        "gender": "MALE"
      }
    }]
  }],
  "criteria": {
    "id:": "AB1234",
    "fullName": "James Johnie Smith"
  }
};

cleanData(data, ["details", "fullName"]);
console.log(data);