Run results for: json stringify vs array tostring large obj random

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 121

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
toString	55.8 Ops/sec
JSON.stringify	69.6 Ops/sec

Script Preparation code:

function moreData(arr, left) {
  if(left === 0) return arr;
  else {
    for (let i = 0; i < 50000; i++) {
      arr.push(Math.random());
    }
  	return moreData(arr, left - 1);
  }
}
function makeTestData() { return moreData([], 1); }

Tests:

toString
makeTestData().toString()
JSON.stringify
JSON.stringify(makeTestData());

Run results for: json stringify vs array tostring large obj random

toString

JSON.stringify