Run results for: join vs string + trim

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 Safari/537.36 OPR/84.0.4316.21

Browser: Opera 84

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
join	3475009.8 Ops/sec
string + trim	4671825.0 Ops/sec

Script Preparation code:

var A = 'test1';
var B = 'test2'

AخA
 
var A = 'test1';var B = 'test2'

Tests:

join
var result = [A, B].join(' ');
var result = [A, B].join(' ');
string + trim
var result = `${A} ${B}`.trim();
var result = `${A} ${B}`.trim();