Benchmark: unnested - MeasureThat.net

Tests:

unnested
const fna = (a, b) => a + b * 2; const fnb = (a) => fna(a, a + 1); fnb(28765)
nested
const nfnb = (a) => { const nfna = (a, b) => a + b * 2; return nfna(a, a + 1); }; nfnb(28765)

Rendered benchmark preparation results:

Previous results

Test case name	Result
unnested
nested

ⓘ Get performance results from real users on your website with Request Metrics.

Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15

Browser/OS: Safari 14 on Mac OS X 10.15.7

Test name	Executions per second
unnested	43548180.0 Ops/sec
nested	63569140.0 Ops/sec

unnested (version: 0)