Benchmark: String template vs join

Tests:

String template
const a = '12'; const b = () => '13'; const c = 14; let test; for (let i = 0; i < 1000; i++) { test = `${a}#${b()}#${c}`; }
Join
const a = '12'; const b = () => '13'; const c = 14; let test; for (let i = 0; i < 1000; i++) { test = [a, b(), c].join('#'); }

Rendered benchmark preparation results:

Previous results

Test case name	Result
String template
Join

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Latest run results:

Run details: (Test run date: 5 years ago)

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36

Browser/OS: Chrome 73 on Windows 7

Test name	Executions per second
String template	3174221.0 Ops/sec
Join	6965.1 Ops/sec

String template vs join (version: 0)