Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36 Edg/119.0.0.0
Chrome 119
Windows
Desktop
one year ago
Test name Executions per second
Nullish coalescing (??) 1938339.4 Ops/sec
Logical OR (||) 1931380.5 Ops/sec
Nullish coalescing (??) [short-circuit] 998490688.0 Ops/sec
Logical OR (||) [short-circuit] 1003694528.0 Ops/sec
Tests:
  • Nullish coalescing (??)

    AخA
     
    let x = null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? 1;
  • Logical OR (||)

     
    let x = null || undefined || null || undefined || null || undefined || null || undefined || null || undefined || 1;
  • Nullish coalescing (??) [short-circuit]

     
    let x = 1 ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? 1;
  • Logical OR (||) [short-circuit]

     
    let x = 1 || undefined || null || undefined || null || undefined || null || undefined || null || undefined || 1;