Run results for: spread vs ??

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Browser: Chrome 124

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
??	178948784.0 Ops/sec
spread	199691712.0 Ops/sec

Tests:

??
function translateByLodash (a) { const b = { id: a.id ?? {}, foo: a.foo ?? {} } return b; }
spread
function translateBySpread (a) { const b = { ...(a.id ? { id: a.id } : {}), ...(a.foo ? { foo: a.foo} : {}) } return b; }