Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131
Windows
Desktop
2 months ago
Test name Executions per second
JSON.parse 965243.4 Ops/sec
Object.assign 4322022.0 Ops/sec
Script Preparation code:
AخA
 
var obj = {a: "hello", c: "test", po: 33, arr: [1, 2, 3, 4], anotherObj: {a: 33, str: "whazzup"}};
Tests:
  • JSON.parse

     
    var obj2 = JSON.parse(JSON.stringify(obj));
  • Object.assign

     
    var obj2 = Object.assign({}, obj);