Run results for: Object.freeze vs Object.seal call

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser: Chrome 126

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

normal

20.3M/s

freeze

6.8M/s

seal

6.6M/s

View exact numbers

Test name	Executions per second
✓ normal	20,343,750 Ops/sec
freeze	6,786,916 Ops/sec
seal	6,630,328 Ops/sec

Script Preparation code:

var obj = {
    "vbmujvv": "rfigcpcvpj",
    "sjmcgvvk": 3,
    "efdarehl": {
      "odinthsuca": "rwjhmbfus",
      "noihjtjen": 27.73332043042913,
      "brspkaagb": "lnuiabcfd"
    },
    "febtungjhfokf": 49.28625818957401,
    "eoemrkgi": {
      "jkcuwrpsh": "ekjoltm",
      "cincs": {
        "fcovbwk": {
          "whsgmjh": 48.00843935524626,
          "agsjflef": 46.700796253998014
        },
        "ovkdfudgfm": 84.83383163217746,
        "fpfetl": "djuvfjbjptf",
        "kobmkstj": {
          "wskgkkerk": 9,
          "kvnptptek": 37.63655947554132,
          "dsloun": 4
        }
      },
      "krirwk": {
        "sjgftomu": 51.663884142674775,
        "hpjgibnli": 4
      },
      "pkhkgruls": "isuodwjrg"
    },
    "ortomnue": 71.71303423929236
  };

Tests:

normal
const t = obj;
freeze
const t = Object.freeze(obj);
seal
const t = Object.seal(obj);