Run results for: json stringify vs array join (string)

Run details:

User agent: Mozilla/5.0 (Android 16; Mobile; rv:143.0) Gecko/143.0 Firefox/143.0

Browser: Firefox Mobile 143

Operating system: Android

Device Platform: Mobile

Date tested: 10 months ago

join

3.3M/s

JSON.stringify

1.6M/s

View exact numbers

Test name	Executions per second
✓ join	3,293,130 Ops/sec
JSON.stringify	1,577,510 Ops/sec

Script Preparation code:

function moreData(arr, left) {
  if(left === 0) return arr;
  else {
    arr.push("Lorem ipsum dolor sit amet, consectetur adipiscing");
  	return moreData(arr, left - 1);
  }
}
function makeTestData() { return moreData([], 4); }

Tests:

join
makeTestData().join('-')
JSON.stringify
JSON.stringify(makeTestData());