Run results for: JSON.stringify vs structuredClone (with deeply nested objects)

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:139.0) Gecko/139.0 Firefox/139.0

Browser: Firefox Mobile 139

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
✓ structuredClone	61,263 Ops/sec
JSON.stringify	38,050 Ops/sec

Script Preparation code:

var MyObject = {
  description: 'Creates a deep copy of source, which should be an object or an array.',
  myNumber: 123456789,
  myBoolean: true,
  jayson: {
    stringify: 'JSON.stringify() method converts a JavaScript value to a JSON string....',
    parse: 'JSON.parse() method parses a JSON string...'
  },
  deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {deep: {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
};

var myCopy = null;