Run results for: JSON.stringify array vs join 2

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.86 YaBrowser/20.8.0.893 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 20

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
JSON.stringify	2410.4 Ops/sec
array.join + string template	2967.5 Ops/sec

Script Preparation code:

var arr_small = Array.from({ length: 10 }).map((_, i) => `test_val${i}`);
var arr_big = Array.from({ length: 10000 }).map((_, i) => `test_val${i}`);

Tests:

JSON.stringify
JSON.stringify(arr_big); JSON.stringify(arr_small);
array.join + string template
`["${arr_big.join('","')}"]`; `["${arr_small.join('","')}"]`;

Run results for: JSON.stringify array vs join 2

JSON.stringify

array.join + string template